News tagged with arecibo observatory

Radio-burst discovery deepens astrophysics mystery

The discovery of a split-second burst of radio waves by scientists using the Arecibo radio telescope in Puerto Rico provides important new evidence of mysterious pulses that appear to come from deep in outer ...

Jul 10, 2014
4.8 / 5 (58) 10

How big are galaxies?

I'm going to refrain from the initial response that comes to mind… actually, no I won't—they're really, really, really big!!!!

Apr 03, 2013
5 / 5 (4) 4

Listening to the stars

It is almost night on the island of Puerto Rico. Astronomer Joanna Rankin raises her head toward the sky. A few of the brightest stars shine through blue cracks in a ragged dome of gray clouds. To her back, ...

Dec 01, 2011
5 / 5 (4) 3 | with audio podcast