News tagged with arecibo radio telescope

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

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

The hidden galaxy in the zone of avoidance

There are some places astronomers dare not tread. One of the prime places is beyond the disk of our own galaxy where the numerous stars and clouds of dust along the line of sight make observations messy to ...

Aug 11, 2011
4.2 / 5 (6) 4

ET: Check your voicemail

(PhysOrg.com) -- Alien beings on faraway planets may not have noticed, but it’s been 35 years since human beings made the first deliberate effort to send them a message.

Nov 24, 2009
3.9 / 5 (7) 7