New Cape diving beetle an 'evolutionary relic'

2015-05-19 22:02

A new diving beetle species has been discovered in the Noordhoek area of Cape Town and has been described as an evolutionary relic.

Why do men exist?

2015-05-18 21:02

Since in many species, sperm is males' only contribution to reproduction, biologists have long puzzled about why evolutionary selection, known for its ruthless efficiency, allows them to exist.

Study aims to uncover why cancer plagues golden retrievers

2015-05-07 10:49

Scientists are studying golden retrievers to find out why their lifespans have gotten shorter over the years and why cancer is so prevalent.

Chinese babies born during 2008 Olympics were heavier

2015-04-29 17:46

Women in the Chinese capital in the final stage of pregnancy during the 2008 Beijing Olympics, when officials strictly controlled air pollution gave birth to heavier babies than in years when the city was smoggier, a study says.

Snap, crackle, pop: Study reveals secret behind knuckle-cracking

2015-04-17 14:55

Researchers say they have settled the issue of what occurs inside knuckles to trigger the familiar popping sound, thanks to magnetic resonance imaging experiments that they jokingly dubbed the 'pull my finger study'.

3 new species of 'mini-Godzilla' found in Andes

2015-04-15 20:04

Three new species of multi-coloured lizards sporting jagged crests that make them look like pint-sized 'Godzillas' have been discovered in Ecuador and Peru, highlighting the region's rich biodiversity.

Inbreeding helps gorillas survive: Study

2015-04-09 22:06

Inbreeding is generally considered dangerous, but for endangered mountain gorillas in central Africa the practice has helped them survive by reducing harmful genetic mutations, researchers say.

Male mice use 'love songs' to woo their women

2015-04-01 16:39

Male mice actually use ultrasonic 'love songs' to woo females, using different tunes when they smell but do not see a female and when they lay eyes on their potential lady love.

Scientists find shield for potato blight

2015-03-30 19:09

Scientists have found a gene to help protect potatoes from a blight that unleashed a devastating famine in Ireland in the 19th century.

Chicken-sexing breakthrough earns award for German scientist

2015-03-24 09:34

A breakthrough that will spare male baby chickens the chop after they hatch has won a German scientist a €30 000 prize for animal protection.


Gene breakthrough sparks 'home-brewed morphine' fears

2015-05-19 10:34

Scientists say they had unlocked a pathway for producing opiates from genetically-engineered yeast but feared the discovery could one day be a bonanza for drug lords.

Stem cell 'Wild West' takes root amid lack of US regulation

2015-05-18 16:15

Unproven stem cell procedures flourish across the US, outpacing regulation

Deep-sea microbes the missing link

2015-05-06 22:06

Deep beneath the Atlantic Ocean between Greenland and Norway, scientists have found micro-organisms they call a missing link connecting the simple cells that first populated Earth to the complex cellular life now.

Chinese scientists 'edit' human embryos

2015-04-23 20:26

In a controversial new research paper, Chinese scientists have described how they were able to manipulate the genomes of human embryos for the first time.

Dogs are our best friends

2015-04-16 20:50

Dogs are called 'man's best friend' - women's, too - and scientists say the bond between people and their pooches may be deeper than you might think.

Ocean acidification blamed for Earth's biggest extinction

2015-04-10 10:03

Ocean acidification was a key driver of the greatest mass extinction on Earth some 250 million years ago, scientists say.

City ants love junk food

2015-04-02 16:20

A study has found some urban ants have more taste for human food than others.

Pesticides may reduce the quality of your semen

2015-04-01 13:41

Higher levels of pesticide residue in fruit and vegetables are associated with lower quality of semen, according to a new study.

Smartphone use changing our brain

2015-03-26 05:00

Typing text messages, scrolling web pages, and checking your email on your smartphone could be changing the way your thumbs and brain interacts.

Electrifying secrets behind killer eels

2015-03-23 12:20

Researchers unravel the complex system that gives eels the ability to remotely control the nervous systems of their prey while they hunt and kill them.

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