Image: Coronal hole on the sun

(Phys.org) -- This image of a coronal hole on the sun bears a remarkable resemblance to the 'Sesame Street' character Big Bird. Coronal holes are regions where the sun's corona is dark.

US album sales rise for first time since 2004

(AP) -- U.S. album sales rose more than 3 percent last year for the first gain since 2004 - a sign that rising digital sales are finally stemming the decade-long decline of compact discs.

Hubble directly observes the disc around a black hole

(PhysOrg.com) -- Scientists have used the NASA/ESA Hubble Space Telescope to observe a quasar accretion disc -- a glowing disc of matter that is slowly being sucked into its galaxy's central black hole. Their study makes ...

page 12 from 16