Fish eye sheds light on colour vision

2014-12-24 16:21

A fish eye from a primitive time when Earth was but one single continent, has yielded evidence of colour vision dating back at least 300 million years, researchers say.

Warming leads to more run-ins with polar bears

2014-12-19 09:12

Clashes between the world’s largest carnivore, the polar bear, and people are becoming more frequent in the Arctic as global warming increases.

Study: How humans tamed wild horses

2014-12-16 10:32

Humans tamed horses some 5 500 years ago, and an international study of ancient and modern horse genes has shed light on the traits people saw as valuable, including speed, vigor and learning ability.

High heels have power over men

2014-12-09 05:10

Science proves Marilyn Monroe correct: High heels have significant power over men.

Smoking worse for men

2014-12-05 07:05

Male smokers are three times more likely than non-smoking men to lose their Y chromosomes.

Richard III's DNA raises questions about his heirs

2014-12-03 10:13

Scientists say there is 'overwhelming evidence' that a skeleton found under a parking lot is that of England's King Richard III, but their DNA testing also has raised questions about the nobility of some of his royal successors.

Super material has chink in armour

2014-11-26 22:37

Impermeable to gases and liquids, the super material graphene can be pierced by one type of subatomic particle.

Scientific reasons why cats rule, dogs drool

2014-11-25 08:22

Popular web videos showing that 'cats rule and dogs drool' have new scientific evidence to support that felinophilic sentiment, at least when it comes to drinking.

Polar bear numbers down 40% in Arctic

2014-11-19 12:02

Polar bears in the Arctic suffered sharp declines in the first decade of this century, losing about 40% of their population, according to US and Canadian scientists.

Chimpanzee study reveals the value of being a bully

2014-11-14 14:21

Scientists say a study of chimpanzees in Tanzania spanning 17 years found that males that subjected females to long-term aggressive behaviour, often including physical attacks, greatly improved their chances of fathering babies with them.

World's oldest people share no genetic secrets: study

2014-11-13 10:59

Think the reason some people live beyond the age of 100 is because of their genes? Think again. US scientists say they've found no genetic secrets shared between a group of 17 super centenarians

Punch on nose for sharks makes swimmers safe

2014-11-12 22:19

A high-tech version of the reputedly life-saving punch to a shark's nose is being tested in an effort to protect humans without harming the toothy predators or other sea creatures.

Baby skeletons hint at death rituals 11 500 years ago

2014-11-11 16:51

A pair of baby skeletons in Alaska, that are more than 11 500 years old are offering new hints about the death rituals of early people in North America, researchers say.

Robot dolphins spy Antarctic melt

2014-11-10 21:01

Dolphin-sized robots are giving clues to a thaw of Antarctica's ice in a sign of how technology is revolutionising data collection in remote polar regions.

SA study sheds light on tortoise evolution

2014-11-10 10:56

Evolutionary processes that led to tortoises developing shells and how this affected their respiratory systems is the subject of research written by South African scientist Dr Tyler Lyson.

2 million rats call the Big Apple home

2014-11-07 09:23

There may be 8 million stories in the Big Apple, but one of them, that New York City is home to 8 million rats, or one for every human resident is probably a tall tale, according to new research.

US hospital to build store of cancer genetic data

2014-11-06 15:34

An American university wants to build a store of genetic data about various metastatic cancer cases, theoretically sharpening treatment or even coming up with new therapies.

New research for spontaneous HIV 'cure'

2014-11-05 08:16

French scientists claim to have found the genetic mechanism for a 'spontaneous cure' in two HIV-infected men, proposing a new strategy for combating AIDS even as other experts urged caution.

Roving chick spy keeps tabs on shy penguins

2014-11-03 13:47

The newest tool for biologists is the baby penguin robotic spy. Scientists have created a remote control rover disguised as a chick to snuggle up to shy penguins in Antarctica.

Ebola-carrying bats may be heroes and villains

2014-11-03 08:17

Bats are living up to their frightening reputation in the world's worst Ebola outbreak as prime suspects for spreading the virus to humans, but scientists believe they may also shed light on fighting infections.

Is being a criminal rooted in our genes?

2014-10-29 13:23

Is a violent criminal born that way? Delving into one of oldest questions in psychology, some scientists have suggested genes may contribute to roughly half of the influence, by affecting brain chemistry.

Sea 'mushroom' could be early branch in tree of life

2014-10-27 10:33

Miniature deep sea animals discovered off the Australian coast almost three decades ago are still puzzling scientists, who say the organisms have proved impossible to categories.

Sex? It all started 385 million years ago

2014-10-20 05:00

It may not have been love as we know it, but around 385 million years ago, our very distant ancestors - armoured fish called placoderms - developed the art of intercourse.

Humans may have evolutionary bond with dogs - study

2014-10-17 10:00

Brain scans showing that human responses to our dogs are not unlike those evoked by our children and suggest a deep evolutionary bond, a study shows.

Collapsible wings help eagle fight air turbulence

2014-10-15 12:37

Soaring eagles tuck in their wings when encountering turbulence to avoid damaging their muscles, scientists suggest.


Japanese scientist resigns over stem cell scandal

2014-12-19 13:53

A researcher embroiled in a fabrication scandal that has rocked Japan's scientific establishment says she will resign after failing to reproduce results of what was once billed as a ground-breaking study on stem cells.

Scientists: Alcatraz prisoners could have survived

2014-12-18 12:35

The three prisoners who escaped from Alcatraz in one of the most famous and elaborate prison breaks in US history could have survived and made it to land, a study concludes.

US study: All-electric car may not be so green

2014-12-16 06:50

People who own all-electric cars where coal generates the power may think they are helping the environment, but they're not, a study shows.

Electric eels exert remote control over prey

2014-12-05 10:52

A new study shows that eels use electricity to exert a form of remote control over their victims, causing fish that may be hiding to twitch or have an involuntary muscle contraction to incapacitate their prey.

Scientists map Sub-Saharan Africa's genetic diversity

2014-12-04 08:34

Scientists have made the most comprehensive map yet of African genetic variation and say it should help them learn more about the role genes play in diseases such as malaria, haemorrhagic fever and hypertension.

Genetic research may offer alternatives to GM crops

2014-12-02 12:06

Advances in understanding the genetic make-up of plants could ultimately help to produce more resilient, higher-yielding crops, the head of French seed company Limagrain says.

Underwater robot measures Antarctic sea ice

2014-11-25 12:21

Scientists have unveiled the first detailed, high-resolution 3-D maps of Antarctic sea ice, based on measurements of the underside of ice floes by a remote-controlled submarine.

Comet team detects molecules, basis of life

2014-11-19 15:02

European comet lander Philae "sniffed" organic molecules containing the carbon element that is the basis of life on Earth before its primary battery ran out and it shut down, scientists have said.

Monkey business worries Florida residents

2014-11-16 22:00

Unhappy at the idea of sharing their rural county with 3 200 macaque monkeys destined for research labs, a group of Florida residents have gone to court to try to stop the building of a breeding facility for the primates.

Liberia lifts Ebola emergency

2014-11-13 20:32

Liberia has lifted its state of emergency, announcing huge gains in the fight with Ebola as Africa pinned its hopes on trials for a miracle drug.

Scientists: US-China pact won't slow warming much

2014-11-13 08:22

Don't expect the landmark US-China climate change agreement to nudge the world's rising thermostat downward much on its own, scientists say.

Scientists find rare Ice Age foetus in Alaska

2014-11-12 10:36

Archaeologists working in Alaska's remote interior have discovered the burial site of an Ice Age infant and a late-term foetus believed to be the youngest remains found in the Americas.

Cats love for treats may have helped them evolve

2014-11-11 08:02

A mild manner and a fondness for fatty treats like fish or meat scraps may have helped cats evolve into the tame yet independent-minded pets they are today, researchers say.

Insights on hummingbird travel, life span

2014-11-10 18:43

Hummingbirds are giving up some of their secrets. Researchers have discovered hummingbirds can live longer than 10 years as opposed to the two or three once thought likely.

1915 body gives up superbug secrets

2014-11-09 16:59

Scientists who unlocked the genetic code of bacteria grown from a soldier who died in 1915, say it has revealed a superbug already resistant to penicillin, decades before it was in common use.

Scientists find new coral species off California

2014-11-06 16:15

Scientists have discovered a new species of deep-sea coral in underwater canyons off the Northern California coast, the National Oceanic and Atmospheric Administration has announced.

Ichthyosaur fossil solves reptile riddle

2014-11-06 11:37

For millions of years ichthyosaurs that roamed the ocean, yet they were not fish. According to a new theory, their forebears were land-loving reptiles which adapted to the sea after the world was struck by a mass extinction.

Menthol cigarettes no safer than regular tobacco

2014-11-04 22:52

Menthol cigarettes might taste better than regular tobacco but are no safer and might lead to more severe lung problems.

World first: A glowing flower

2014-11-03 10:32

A glowing flower has gone on display in Tokyo. Instead of sorcery and magic, its creators used science to genetically modify the flower, adding a naturally fluorescent plankton protein to its genetic mix.

African funeral rites are 'superspreaders' of Ebola

2014-10-31 05:00

Traditional funeral rites in West Africa that include kissing and touching a dead body are "superspreaders" of Ebola and must be halted, researchers say.

Cocoa clue to reversing memory loss

2014-10-27 11:44

Bioactive ingredients found in cocoa have sharply reversed age-related memory decline in a group of volunteers, scientists report.

Volcano could destroy Japan

2014-10-23 22:31

Japan could be nearly destroyed by a massive volcanic eruption over the next century, putting almost all of the country's 127 million-strong population at risk.

Thousands of erection cases seen in ERs

2014-10-17 10:55

Priapism is an erection that lasts too long that can harm the penis permanently. Many men are showing up in emergency rooms in the US with this condition.

Saving Aussie Outback means living in it: Study

2014-10-15 16:42

As one of the wildest and most natural places on Earth, Australia's Outback is home to few people, but a new study argues that it needs a bigger population to escape decline.

Anthropocene: Age of humans

2014-10-14 15:25

People are changing Earth so much, warming and polluting it, that many scientists are turning to a new way to describe the time we live in. They're calling it the Anthropocene, the age of humans.

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