World Topics

Bearded dragon nightmare: REM episodes suggest lizards dream

Apr 29, 2016

Bearded dragon nightmare: REM episodes suggest lizards dream

Research in a German laboratory involving five lizards called Australian bearded dragons indicates that these reptiles may dream and could prompt a fundamental reassessment of the evolution of sleep. Scientists said on Thursday they have documented for the first time that reptiles, like people, ...

Apr 28, 2016

Antibody holds promise in HIV treatment

Just one shot of a lab-produced antibody protected macaques against a sort of monkey HIV for nearly six months, said a study Wednesday into a potential vaccine alternative. Exposed to simian HIV (SHIV) once a week, nontreated monkeys contracted the virus after just three ...

Apr 27, 2016

Brainless slime can 'learn,' study finds

What is intelligence? Definitions vary, but all infer the use of gray matter, whether in a bee or a human, to learn from experience. On Wednesday, scientists announced a discovery that turns this basic assumption on its head. A slime made up of independent ...