Latest Issue of Science News


X-ray study: Energy from a black hole?

Black holes are the ultimate suck-ups. Everything–even light–that comes near the crushing gravity of these ultradense bodies falls in, and nothing gets out.

Scientists now claim that for the first time, they've observed energy extracted from a black hole, or more precisely, from the whirl of surrounding space that, according to previous studies, a spinning black hole drags along with it (SN: 11/15/97, p. 308).

Note: To comment, Science News subscribing members must now establish a separate login relationship with Disqus. Click the Disqus icon below, enter your e-mail and click “forgot password” to reset your password. You may also log into Disqus using Facebook, Twitter or Google.

This article is available only to subscribing members. Join SSP today or Log in.