Science

A cosmic Black Widow

Pulsars are rotating neutron stars that emit strong pulses of radiation. © Artur Plawgo/ iStock Like black widow spiders, some pulsars bring death to...

American researchers develop a robot smaller than a flea

The remote-controlled robot is only half a millimeter in size and could possibly be used during surgical procedures in the future. Engineers have developed...

Advance of the trees swallow arctic tundra

Solitary trees in the Siberian tundra. © Stefan Kruse Global warming is threatening ecosystems and vegetation zones around the world. But in the...

Most powerful space telescope ever just weeks away from first observations

And it's off to a good start: James Webb kicks off by studying two particularly interesting super-Earths. Imagine if Earth were much, much closer...

New type of molecule in the atmosphere

Free-jet flow tube for the analysis of atmospheric reactions. © Tilo Arnhold/ TROPOS Highly reactive oxygen compounds play an important role in the earth's...

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