HANGZHOU, Dec. 13 (Xinhua) -- Crack open a palm-sized "dinosaur egg" with its scales reflecting a colorful sheen from every angle, and you'll find a tiny, adorable dinosaur nestled inside. This ...
The Crab Nebula is an expanding remnant of a star's supernova explosion. In this mosaic image stretching 340 light-years across, Webb’s Near-Infrared Camera (NIRCam) displays the Tarantula Nebula star ...