science

100 Percent Throttle Test of the Common Extensible Cryogenic Engine. Yes, that is unburnt liquid hydrogen frothing around the flange.

"Acquired by ESA's Planck space telescope, the most detailed map ever created of the cosmic microwave background — the relic radiation from the Big Bang."

A rare, two-headed turtle has hatched at the San Antonio Zoo. The female reptile arrived June 18 and will be on display the zoo's Friedrich Aquarium, reports The Associated Press.