Earth's 'magnetic personality' much older than previously thought

2015-07-31 18:00

Earth's magnetic field has been a life preserver, protecting against relentless solar winds, streams of charged particles rushing from the Sun, that otherwise could strip away the planet's atmosphere and water.

Scientist warns against replying to ET signals

2015-07-21 19:59

A leading Australian scientist using the world-famous Parkes telescope describes his role in the biggest-ever project to find intelligent life elsewhere in the universe.

Hawking launches massive search for aliens

2015-07-20 16:48

British cosmologist Steven Hawking has launched the biggest-ever search for alien life called Breakthrough Listen.

Global warming may fuel terrorism - report

2015-07-13 22:02

Global warming-induced food and water shortages may cause mass migration, competition for resources and state failure, providing fertile ground for conflict and terrorism, analysts have warned.

'Vampires' keep doctors in the dark

2015-07-08 21:57

It is not easy being a vampire, and even harder to come out of the coffin to a physician or therapist for fear they will misinterpret the habit of ingesting blood.

Signs of aging appear in our mid-20s

2015-07-07 07:51

Aging is typically studied in the elderly, but a new study says different rates of aging can be detected as early as the mid-20s.

Pesticides in lab rat feed causes a stir

2015-07-03 09:20

French scientists have published evidence of pesticide contamination of lab rat feed which they say discredits historic toxicity studies, though commentators have questioned the analysis.

Superbug threat prompts superchomp research

2015-07-02 20:00

Alarmed by rising resistance to antibiotics, the main line of defence against bacterial infections, scientists and governments are taking a fresh look at bacteria-chomping viruses.

'Babbler' birds use primitive language - study

2015-06-30 09:30

A bird in Australia is able to string together sounds and mix them up in order to communicate different meanings to others, a skill previously attributed only to humans, researchers say.

Kangaroos are left-handed

2015-06-18 21:10

Research on wild kangaroos in Australia is challenging the notion that having a strong hand preference is a trait that developed primarily in people and other primates.


Top cock: Roosters crow in pecking order

2015-07-23 18:01

Roosters crow in order of seniority - the top cock announcing daybreak while juniors patiently wait their turn, says a study which has revealed a long-guarded secret of chickendom.

Teen's HIV in check for 12 years without drugs

2015-07-20 20:30

A French teenager born with HIV and treated until age 6, is still free from infection 12 years after stopping the treatments, suggesting the first case of long-term remission in a child infected from birth, researchers say.

Aiyeeeee! Screams jolt brain's fear response centre

2015-07-16 20:01

If you feel like a human scream jolts the deep recesses of your brain, there's a good reason for it. That is precisely what is happening, scientists say.

Bear necessities: Low metabolism lets pandas survive on bamboo

2015-07-10 11:53

Giant pandas eat vegetables even though their bodies are better equipped to eat meat. So how do these black-and-white bears from the remote, misty mountains of central China survive on a diet almost exclusively of a low-nutrient food like bamboo?

Baits, underwater cameras to help count world's sharks

2015-07-08 08:06

Using bait attached to underwater cameras at 400 reefs worldwide, scientists are embarking on their first-ever attempt to count the world’s sharks, researchers say.

A gene for better rice

2015-07-07 05:33

Scientists say they have pinpointed variants of a gene to improve the quality and yield of rice, a staple starch for billions of people.

Genome study reveals how the woolly mammoth thrived in the cold

2015-07-03 08:01

Woolly mammoths spent their lives enduring extreme Arctic conditions including frigid temperatures, an arid environment and the relentless cycle of dark winters and bright summers.

Polar bears could feel global warming's sting by 2025

2015-07-02 08:04

About a third of the world's polar bears could be in imminent danger from greenhouse gas emissions in as soon as a decade, a US government report shows.

Some corals can adapt to warmer climate

2015-06-25 21:12

Some coral species are better at adapting to climate change than others, and they may be able to pass their hardy DNA onto the next generation, a study says.

Pink octopus so cute it may be named 'adorabilis'

2015-06-18 08:21

Some say she looks like a ghost from the Pac-Man video game, but she's anything but spooky. In fact, the fist-sized pink octopus is so cute scientists may call her 'Opisthoteuthis Adorabilis'.

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