Small packages with big benefits aboard SpX-22

When the Falcon 9 rocket launches on June 3, it will be carrying thousands of pounds of cargo to the International Space Station aboard SpaceX's 22nd commercial resupply services mission. Yet the last five items to be loaded ...

How flashlight fish communicate with light signals in schools

Flashlight fish have the ability to generate situation-specific blink patterns resembling a visual Morse code. Researchers at Ruhr-Universität Bochum have shown in laboratory and field experiments that the animals use these ...

Why are there no animals with three legs?

If "Why?" is the first question in science, "Why not?" must be a close second. Sometimes it's worth thinking about why something does not exist.

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