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An echolocater's 'beam' of sound concentrates reflections in front of them. (Thaler et al.)
Some blind people have learned to produce sonar clicks to 'see' the world
New research shoots down a widely popularised social psychology finding.
Climate change and raging wildfires suggest we need to re-think forest management.
Fossil footprints possibly made by a human ancestor 5.7 million years ago were damaged in an attempt to steal them from an archaeological site on Crete.
Scientists say that discovering that jellyfish also doze off emphasizes how important sleep is for our neurons.
It may be possible to bomb a hurricane - but it's never been tested.
As It Happens
The definition of adolescence should include people as old as 24, researchers say
Why more people aren't talking about the Asian oil spill as big as Paris
Out in the Open
'I had to tell myself I'm not like him': When your friend becomes a mass shooter
Oscars nominations serve up redemption for Greta Gerwig and Jordan Peele