Antarctic penguin numbers double previous estimates: scientists
Almost six million Adelie penguins are living in East Antarctica, more than double the number previously thought, scientists said Wednesday in findings that have implications for conservation.
Vitamin D can protect against colds, flu: study claims
Taking extra vitamin D can protect against colds, flu and other respiratory infections, said a study Thursday which reopened a debate on the usefulness of over-the-counter supplements.
ADHD a 'brain disorder', not just bad behaviour: study
People with ADHD have slightly smaller brains than those without the condition, according to a study released Thursday which insisted it is a physical disorder and not just bad behaviour.
Australian state buys cattle station to help Barrier Reef
A huge cattle station that pours sediment into the Great Barrier Reef was bought Wednesday by the government as efforts are stepped up to help the World Heritage site bounce back from mass bleaching.
Loss of Y chromosome linked to Alzheimer's disease: study
About one in five men over age 80 lose the Y chromosome from their blood cells, and this condition has now been linked to an increased risk of Alzheimer's disease, researchers said Monday.
Vegetable fat not the route to a healthy heart, study finds
Replacing animal fat in the human diet with vegetable oil seems not to lower heart disease risk, and might even boost it, according to a study published Wednesday that challenges a cornerstone of dietary advice.
Worst bleaching on record for Great Barrier Reef: scientists
Aerial surveys of Australia's Great Barrier Reef have revealed the worst bleaching on record in the icon's pristine north, scientists said Tuesday, with few corals escaping damage.
No need for a perfect match: New method allows kidney transplants from ‘any’ donor
Patients in need of a kidney transplant have up to now been required to find a nearly-perfect match as the immune system tends to reject most transplanted organs.
Evidence of coral bleaching on Barrier Reef as sea warms
Scientists on Tuesday warned coral bleaching was occurring on the Great Barrier Reef as sea temperatures warm, and it could rapidly accelerate unless cooler conditions blow in over the next few weeks.
Scientists confirm Zika virus causes neurological disorders
Scientists on Tuesday said they had confirmed that the Zika virus sweeping Latin America and blamed for severe birth defects can also trigger a dangerous neurological disorder.
Our brain sabotages all efforts at breaking bad habits, Johns Hopkins study finds
It hardly comes as a surprise that we’re our own worst enemies, but new research appears to conclusively prove that our brain is the biggest saboteur of success, and leads to self-deception on a grand scale. The culprit? Dopamine.
Australia introduces medicinal cannabis legislation
Australia Wednesday introduced legislation into parliament to legalise the growing of cannabis for medicinal purposes, with the government calling it "the missing piece in a patient's journey".
Detection of gravitational waves would open new view on universe
The first-ever detection of gravitational waves, which scientists could announce Thursday, would open a new window on the universe and its most violent phenomena.
Climate change 'forcing species to move'
Warming temperatures are causing about half of the world's plants and animals to move location, an international conference in Australia heard Wednesday, with every major type of species affected.
Setting aggressive targets for hypertension saves lives: report
Treatment for high blood pressure that goes above and beyond what was previously recommended can significantly reduce risk of cardiovascular disease and even death, preliminary results from a US study showed Friday.
Aspirin reduces bowel cancer risk in obese patients: study
Being overweight more than doubles the risk of bowel cancer in people with a certain gene disorder, but a regular dose of aspirin can reverse the trend, a study found.
New insulin 'smart patch' could help diabetes patients
An experimental patch that could automatically deliver doses of insulin to patients with diabetes has been successfully tested in lab animals, researchers said.
Smoking behind half of major cancer deaths: study
Smoking is responsible for nearly half of deaths due to certain types of cancers in 2011, a US study said Monday.
Chocolate may be good for your heart, study suggests
New research has added to tentative evidence that eating chocolate in modest quantities may be good for the heart, its investigators said on Tuesday.
Bayer sells diabetes business to Panasonic for 1 bln euros
German pharmaceuticals and chemicals giant Bayer said Wednesday it has agreed to sell its diabetes care business to Panasonic Healthcare Holdings for 1.022 billion euros ($1.2 billion).
Cholesterol drug wins green light from US panel of experts
A US advisory panel urged regulators to approve a new cholesterol drug that promises to reduce death from cardiovascular disease.
Another study finds no link between vaccine, autism
Yet another scientific study has found no link between autism and the vaccine against measles, mumps and rubella (MMR), according to US research published on Tuesday.
Mind training as effective as anti-depressants
A form of mental training which helps people recognise the onset of depression, and control it, works as well as anti-depressants in preventing relapse, researchers said Monday.
Packed with health benefits, coffee gains ground with experts
Long viewed as a controversial dark substance, coffee is gaining ground among medical experts who say it can protect against heart disease, Parkinson's, Alzheimer's and diabetes, even if it is decaffeinated.
Eating placentas? US moms swear by health benefits
Health trends come and go, but one post-birth fad is gaining a foothold in the United States among some new mothers who extol the benefits of eating their own placentas.
Cholesterol no longer a concern: US experts
A warning against eating foods high in cholesterol is no longer included in the US government's draft dietary guidelines for Americans, representing a major shift in policy, officials said Thursday.
Drug-resistant malaria parasite spreading
Parasites resistant to the frontline malaria drug have spread westward from southeast Asia to just short of the Indian border -- a gateway to Africa, researchers warned Friday.
New HPV vaccine is more effective
A new vaccine against sexually transmitted human papillomavirus is more effective than the previous version and may protect against 90 percent of all cervical cancers worldwide, researchers said Wednesday.
Not all obese people prone to poor health: study
US scientists encouraged 20 obese people to eat extra fast food for several months, and found that about a quarter stayed in good health despite the additional pounds they gained.
Ebola vaccine promising in first human trials: NIH
Researchers say they are one step closer to developing an Ebola vaccine, with a Phase 1 trial showing promising results, but it will be months at the earliest before it can be used in the field.
Carbs more harmful than saturated fats: study
Long-derided saturated fats -- associated with an array of health problems such as heart disease -- caught a break when research revealed their intake could be doubled or even nearly tripled without driving up their level in a person's blood.
Gene link to seizures in children after MMR vaccine
Scientists in Denmark said Sunday they had found genetic clues to explain why a small number of children have febrile seizures -- brief convulsions -- after receiving the measles, mumps and rubella (MMR) vaccine
Cocoa clue to reversing memory loss
Bioactive ingredients found in cocoa sharply reversed age-related memory decline in a group of volunteers, scientists reported on Sunday.
Ebola vaccine doses could reach Africa by mid-2015: WHO
Ebola vaccine trials could start in west Africa in December, with hundreds of thousands of doses potentially being rolled out by mid-2015, the World Health Organization said Friday.
‘Dead hearts’ transplanted into living patients in surgical breakthrough
Australian doctors have successfully transplanted hearts that have stopped beating, revolutionizing organ donation.
Embryonic stem cells clear key hurdle in eye trial
Embryonic stem cells transplanted into 18 patients with deteriorating eyesight restored some vision in more than half the volunteers, the longest study into the fledgling technology reported Tuesday.
Hi-tech overload: First case of Google Glass addiction treated
Doctors have treated the first case of Google Glass addiction, after a US Navy serviceman used the device for up to 18 hours a day and grew irritable when he wasn't wearing it. He also developed an involuntary movement of his hand to the temple.
Scientists in Russia developing three Ebola vaccines – Health Ministry
Russian scientists are working on three potential Ebola vaccines which they expect to introduce as soon as in the next six months
Diabetes breakthrough: Human stem cells altered to make insulin
In what could be a major breakthrough for diabetes treatment, scientists have discovered a way to drastically alter human embryonic stem cells, transforming them into cells that produce and release insulin.
Failing sense of smell strong predictor of death, study tells
A declining sense of smell in older people is a strong predictor of death within just five years, according to new research.
Half of N. American Birds in peril from climate change
Iconic North American birds like the Bald Eagle and Brown Pelican are among hundreds of mankind's feathered friends facing threats to their survival due to climate change, researchers said Tuesday.
Experimental Ebola drug ‘ZMapp’ heals all monkeys in study
An experimental Ebola drug healed all 18 monkeys infected with the deadly virus in a study, boosting hopes that the treatment might help fight the outbreak raging through West Africa – once more of it can be made.
Aspirin reduces risk of some cancers, says study
Daily, long-term doses of aspirin can slash the risk of cancer of the digestive tract, according to research published on Wednesday.
Dope hope: Marijuana may combat cancer spread, study shows
Cannabis could be used to prevent cancer spreading, according to groundbreaking research conducted by British scientists.
Old-fashioned vaccine fights polio resurgence
A jab to protect children against polio that fell out of favour in the 1960s should be given a frontline role to help stamp out the disease, doctors reported in The Lancet on Friday.
Vaccines have low risk of serious side effects: study
Some childhood vaccines are linked to serious side effects, but they are quite rare and do not include autism, food allergies or cancer, said a review of scientific literature Tuesday.
Light ahead in fight against degenerative blindness
Once doomed to a life of darkness, dozens of people stricken by retinal diseases are rediscovering a world of light as scientists push ahead on cures for blindness.
Screening could find more lung cancer, but price high
More rigorous screening with low dose CT scans could catch tens of thousands of US lung cancer cases in the next five years, but at a price tag of $9.3 billion, researchers said Wednesday.
Nighttime dreams may be controlled by sleeper through electrical current
A groundbreaking discovery may see sleeping people controlling their dreams, using electrical currents applied to the brain, according to a study published online in Nature Neuroscience.
Red wine ingredient no magic pill for health
US researchers may have found a flaw with the "French Paradox," or the notion that people who drink red wine can somehow avoid the pitfalls of a high-fat diet.
Miracle component in young blood rejuvenates brain, muscles in older mice
It's one small step for mouse, one giant leap for mankind. Scientists have discovered the brains and muscles of old mice rejuvenate after they receive the blood of younger ones.
DARPA working on brain implants to help restore memory
Memory loss could soon be a thing of the past. US military researchers say they’re developing a new brain implant that could restore mental faculties.
Aspirin halves colon cancer risk -- if you have certain gene
Aspirin can reduce the risk of colon cancer by half, but only in people who carry high levels of a specific type of gene, a study released Wednesday found.
Brain ‘15-second delay’ shields us from hallucinogenic experience – research
Scientists have revealed the human brain has a 15-second lag that helps stabilize incoming visual information, which we don’t notice bombarding us in the course of our everyday lives.
Electric shocks help paralyzed patients move again – study
Researchers have helped four paralyzed men to regain movement in their legs and feet using electric shocks
Toshiba unveils disease-detecting breathalyser
Japan's Toshiba on Tuesday unveiled a breathalyser which it says can detect a wide range of diseases just 30 seconds after users blow into the machine.
US Regulator Launches Investigation Into Nutrition And Weight-Loss Firm Herbalife
US regulators have launched an investigation into the operations of nutrition and weight-loss firm Herbalife.
Checking the blood pressure in BOTH arms could save your life
Taking the blood pressure of both arms rather than just one could help doctors spot hidden heart disease.
Blood test can predict Alzheimer's: study
Researchers in the United States say they have developed a prototype blood test that can tell with 90-percent accuracy whether a healthy person will develop Alzheimer's disease within three years.
Scientists revive giant virus from 30,000-year-old Siberian permafrost
French and Russian researchers have revived a 30,000-year-old living virus from deep below the frozen Siberian tundra, which they say is the largest ever discovered. It targets amoebae, but hints that other ancient viruses could be in the Earth's soil.
Smoking cannabis can kill you
It is possible to die as a direct result of smoking cannabis, new research shows.
Clean teeth can hold off arthritis
Brushing your teeth well could help prevent arthritis, scientists claim.
‘Living drug’ beats leukemia in nearly 9 out of 10 cases
A new technique of treating leukemia using a patient’s own immune system which is being called a ‘living drug’ has worked in 88 percent of adults a team of researchers in the US has found.
'Of Mice and Pain': Using light instead of pills a future possibility
A fascinating, yet not fully developed technology of using light to modify the DNA of neurons in living organisms has just been employed as a painkiller in mice, paving the way for very effective and inexpensive cure for pains in humans.
The BRAILLE contact lens
A revolutionary new contact lens is enabling blind people to read electronic braille.
In US, 'natural' food may be anything but
In the United States, pre-packaged foods loaded with artificial ingredients and chemicals can make it onto grocery store shelves boasting the label "natural."
A good diet could protect against cancer
Almost half of Britons don't realise their choice of diet could protect them against cancer, but blame the disease on a 'throw of the dice', say experts.
New simple way to reset cells could be transplant "game changer"
Scientists Wednesday reported a simple way to turn animal cells back to a youthful, neutral state, a feat hailed as a "game-changer" in the quest to grow transplant tissue in the lab.
Regular alcohol raises the risk of skin cancer by 55 per cent, claims study
Regular drinking could increase by up to half the risk of developing melanoma, the most deadly form of skin cancer which affects many young people.
Olive oil could keep your bones strong - Study
Olive oil is good for the bones, suggests a study from Madrid University.
Gauging mood: New smartphone app to recognize speaker’s emotions
Paying for expensive psychiatrists may be a thing of the past, with a new smartphone app that claims to measure the mood of anyone talking into the handset.
Free, hi-tech HIV vaccine coming soon
A revolutionary, free and crowd-funded HIV vaccine is in the works. Its creators use a machine learning algorithm to examine the cells of rare individuals naturally immune to the virus to then re-engineer the same biological process in others.
Google glucose-monitoring contact lens project unveiled
Google has revealed the project of a contact lens that measures glucose levels in tears, giving 382 million diabetics all over the globe the smallest glucose sensor – and an alternative to pricking their fingers and drawing blood up to 10 times daily.
Is life better with kids? Not always, says study
Are people with kids happier than people without? In the United States, those with and without kids rate their lives about the same, but globally children tend to diminish well-being, said a study Monday.
Newly-discovered ‘hypervelocity stars’ flee our galaxy
Astronomers have discovered dozens of solitary stars that move fast enough to escape the gravitational grasp of the Milky Way galaxy.
Robots invade consumer market for work and play
The robots are coming, and they're here to help.
Obesity ballooning in developing world: report
The number of obese and overweight people in the developing world nearly quadrupled to almost a billion between 1980 and 2008, a think-tank report said on Friday.
Researchers find new genetic clues for rheumatoid arthritis 'cure'
An international team of researchers has found more than 40 new areas in DNA that increase the risk of rheumatoid arthritis.
2,000 extra steps a day cuts cardiovascular risk by 8 percent
People with a glucose-tolerance problem -- a driver of diabetes and cardiovascular disease -- can cut the risk of heart attack or stroke by simply walking an additional 2,000 steps per day, a study said on Friday.
An online guide to living longer: Website will attempt to accurately predict impact of diet, alcohol and smoking as reach old age
The life-limiting risks of poor diet, excessive alcohol and smoking are widely known.
Aspirin is the on of the best remedies for a sore throat reveal scientists
Aspirin is one of the most effective remedies for a sore throat, says research. A couple of tablets, dissolved in water then gargled – not swallowed – reduced sore throat pain intensity within two hours in a study by the University of Cardiff Common Cold Centre. The effect lasted for more than six hours.
E-cigarettes are tobacco products, rules French court
A court in France ruled on Monday that electronic cigarettes qualify as tobacco products and as such can only be sold by licensed tobacconists under French law, threatening to put specialist e-cigarette sellers across the country out of business.
Walk this way, says China's heavy metal shoe maker
A Chinese factory worker says walking in huge iron shoes weighing more than 200 kilograms each can cure back pain, but faces hefty competition in his bid to build the country's heaviest footwear.
Air pollution in Europe kills even at guideline levels
Europeans with long-term exposure to particulate pollution from road traffic or industry run a higher risk of premature death, even if air quality meets EU standards, a study said on Monday.
Dyslexia may be due to faulty brain wiring: study
A roadblock in the brain makes reading difficult for people with dyslexia, a new study suggested Thursday, contradicting long-held opinion.
Want to eat healthily? Add up to $1.50 a day
A diet of the healthiest food costs about $1.50 (1.10 euros) more per person per day than the least healthiest, according to a survey of 10 wealthy and middle-income countries published on Thursday.
Scientists discover vast undersea freshwater reserves
Australian researchers said Thursday they had established the existence of vast freshwater reserves trapped beneath the ocean floor which could sustain future generations as current sources dwindle.
Cancer drug Xeloda linked to severe skin reactions
A drug used to treat advanced breast and colorectal cancers has been linked to sometimes fatal skin reactions in patients, its Swiss manufacturer and Canadian health officials said.
44 million now suffer from dementia worldwide
The number of people suffering from dementia has risen 22 percent in the past three years, with 44 million people living with the disease worldwide, according to a study released Thursday.
Benefit of bees even bigger than thought
Bees have a much greater economic value than is widely known, according to a scientific probe into strawberry-growing published on Wednesday.
Men and women's brains are wired differently
Women aren't very good at reading maps, and men are incapable of multi-tasking.
Mice research brings male contraceptive pill closer
A contraceptive pill for men has moved one step closer after Australian researchers successfully made male mice infertile, according to a study published Tuesday.
Scientists discover wonder rice gene: IRRI
Preliminary tests show that yields of modern long-grain "indica" rice varieties, the world's most widely grown types of rice, can rise by 13-36 percent when infused with the so-called SPIKE gene, the Philippines-based institute said.
Washington panda baptized 'Treasure'
Washington's National Zoo giant panda cub was named Bao Bao on Sunday and visitors will get their first glimpse of the female captive in a month.
Showdown looks for lucrative tuna industry
The future of the world's largest tuna fishery will be decided at a meeting in Cairns, Australia, this week, with Pacific island nations demanding tighter controls on a catch now worth US$7.0 billion a year.
An aspirin a day could help stop dementia
It is already used to help prevent heart attacks and strokes, and now researchers believe the humble aspirin could also hold the key to warding off dementia and cancer.
Comet ISON vanishes as it circles the sun
Comet ISON appears to have flown too close to the surface of the sun Thursday and vanished as it circled the fiery surface, astronomers said.
Comet ISON plays with fire as it passes near the sun
Comet ISON will pass close by the sun on Thursday. Scientists say that if it’s strong enough to survive the close encounter, it will be visible in the skies of the Northern Hemisphere in the next week or two.
'Smart' wig navigates by GPS, monitors brainwaves
Are you both bald AND lost? Then the new "SmartWig" from Japan might be just what you need
Number of adolescents with HIV jumps by one-third: UN
The number of adolescents infected by the HIV virus has jumped by one third over the past decade, the UN's health agency said Monday, blaming gaps in care programmes.