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.

SA, Sudan pool R4m to build knowledge economies

2015-03-17 18:01

The Department of Science and Technology and its Sudanese counterpart have pooled over R4m in a bid to strengthen and build knowledge economies in its industrial communities.

7 strategies for keeping women in science fields

2015-03-17 06:00

Women who enter science and engineering fields often leave prematurely, prompting an academic panel to develop a seven-point plan for achieving gender equity.

Halt human embryo experiments - scientists

2015-03-12 21:08

With rumours that scientists are about to announce they have modified the genes of human eggs, sperm, or embryos, five prominent researchers have called on biologists to halt such experiments.


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.

Milky Way may host billions of planets in 'habitable' zones

2015-03-18 12:42

The Milky Way galaxy may be home to billions of planets orbiting their host stars in a 'habitable zone' where life could theoretically exist, researchers say.

Hidden paths could be behind Antarctic glacier melt

2015-03-17 07:58

Scientists have discovered two pathways that are likely channelling warm ocean water under a massive Antarctic glacier, which could contribute to rising global sea levels, a study reveals.

Horse dung mushrooms anti-bacterial

2015-03-16 21:01

Biologists have discovered a bacteria-killing compound in common mushrooms that grow in horse dung.

Bubbles from glacier ice turn up the noise in Alaska

2015-03-06 09:47

Glaciologist Erin Pettit began a research project to find out what humpback whales heard when a big piece of ice falls from a glacier and crashes into the ocean. But the sound generated by ice drifting in the water turned out to be just as interesting.

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