News tagged with radio

Tracking tiny songbirds across continents

A pair of newly published papers in The Condor: Ornithological Applications lay out a method for outfitting birds with geolocators or radio transmitters that cuts precious weight from the package, allowing the devices to ...

dateApr 29, 2015 in Plants & Animals
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Why does the Milky Way rotate?

We live in a galaxy that is called the Milky Way. It's called a barred spiral galaxy, which means that it has a spiral shape with a bar of stars across its middle. The galaxy is rather huge—at least 100,000 light-years ...

dateFeb 11, 2015 in Astronomy
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The controversy over interstellar messaging

Should we beam messages into deep space, announcing our presence to any extraterrestrial civilizations that might be out there? Or, should we just listen? Since the beginnings of the modern Search for Extraterrestrial Intelligence ...

dateFeb 20, 2015 in Space Exploration
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Black hole trio holds promise for gravity wave hunt

The discovery of three closely orbiting supermassive black holes in a galaxy more than four billion light years away could help astronomers in the search for gravitational waves: the 'ripples in spacetime' predicted by Einstein.

dateJun 25, 2014 in Astronomy
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