Sleep helps brain stay fit by clearing waste
Like a janitor sweeping the halls after the lights go out, major changes occur in the brain during sleep to flush out waste and ward off disease.
Space 'graveyard' reveals bits of an Earth-like planet
Astronomers have autopsied a distant, broken apart planet and revealed signs of water and a rocky surface together for the first time, delighting scientists on the hunt for alien life.
Planet found floating without star in space
Astronomers said Wednesday they have found a lonely planet outside the solar system floating alone in space and not orbiting a star.
American Central Reference Lab in Almaty to study plague
Construction of the Central Reference Lab of Kazakhstan Scientific Center of Quarantine and Zoonotic Diseases in Almaty will be completed in September 2015.
Researchers warn of 'hit and run' cyber attackers
Security researchers said Wednesday they uncovered a "cyber mercenary" team which specializes in attacks on targets in Japan and South Korea, and warned of more operations of that nature.
Warming 'pause' gives thought for scientists, sceptics
A slowdown in warming that has provided fuel for climate sceptics is one of the thorniest issues in a report to be issued by UN experts.
N. Korea tests long-range rocket engine: US think-tank
New satellite images suggest North Korea tested a long-range rocket engine last month.
Gene map helps trace spread of MERS virus
Researchers in Britain and Saudi Arabia said on Friday that gene profiling of the MERS virus had provided insights, but no answer, as to how the mysterious microbe spreads.
Chinese hospital seeks virgins' blood
A Chinese hospital's request for blood from healthy female virgins for use in medical research has been condemned as insulting to women.
New study points finger at climate in mammoth's demise
A wide-ranging probe into woolly mammoths has added to evidence that the towering tusker was wiped out by climate change.
Follow-up study backs circumcision against HIV
A follow-up probe into the use of circumcision to thwart the AIDS virus has confirmed that foreskin removal greatly reduces the risk of HIV infection for men.
Climate change seen behind ancient civilizations' fall
A cold, dry spell that lasted hundreds of years may have driven the collapse of Eastern Mediterranean civilizations in the 13th century BC.
Camel may be MERS virus host: study
Researchers on Friday pointed to the Arabian camel as a possible host of the deadly human MERS virus plaguing the Middle East.
Some mothers get meaner in bad economic times: US study
Mothers with a certain gene got meaner when the economy took a dive in 2007-2009, whether or not their own purses were shorter on cash.
Mars rover hoping to yield more secrets, one year on
The dazzling success of NASA's rover Curiosity has paved the way for a human conquest of Mars, scientists say, almost one year after the groundbreaking probe first touched down on the Red Planet.
USAID hails 'eureka moments' in infant, maternal health
US National Security Advisor Susan Rice called for more "eureka moments" and "unorthodox partnerships."
Japan team develops micro-thin electric circuit
A flexible electrical circuit one-fifth the thickness of food wrap and weighing less than a feather could improve the movement of artificial limbs by tapping into signals from the brain.
Japan govt approves stem cell clinical trials
Japan's government on Friday gave its seal of approval to the world's first clinical trials using stem cells harvested from a patient's own body.
Animal studies often biased: US scientists
Medical research that uses animals to test therapies for human brain disorders is often biased, claiming positive results and then failing in human trials.
NASA tests Mars rover prototype in Chile
NASA scientists said Friday they were testing a prototype of a robot the US space agency hopes to send to Mars in 2020 in Chile's Atacama desert.
