Radio signal probably not from extraterrestrials

Reports stir excitement, but there’s no sign of alien activity

RATAN-600

LONG DISTANCE CALL  A signal detected by the Russian RATAN-600 radio telescope (pictured) has triggered speculation about a message from extraterrestrials. 

александр с кавказа (CC BY 3.0)

This article is only available to Science News subscribers.

Subscribers, enter your e-mail address to access our archives.

Not a subscriber?

Science News is a nonprofit.

Support us by subscribing now.

More Stories from Science News on Astronomy

From the Nature Index

Paid Content