Pennsylvania State University

Effort to map aurora borealis using Twitter

The past few months have been exciting for followers of the aurora borealis, commonly known as the Northern Lights. Sizable solar storms have produced spectacular auroras that have been visible in a much larger area than ...

dateSep 23, 2015 in Earth Sciences
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Ecology on the wing

Drones have been flying over the Ugalla Forest in Western Tanzania. Far from being part of a military operation, these drones are being used to map chimpanzee habitat as part of an international research collaboration.

dateSep 21, 2015 in Engineering
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Need directions? Ask a lizard

You come out of an airport and get into a cab. You give the driver your destination and expect that you will be taken to the correct place. Ever wonder how the cabdriver is able to do that?

dateSep 16, 2015 in Plants & Animals
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