James Webb telescope observes ancient supernova replaying thrice in cosmic time warp

The JWST’s near-infrared camera (NIRCam) captured a mesmerizing sight in the galaxy cluster PLCK G165.7+67.0, located 3.6 billion light-years from Earth. Astronomers observed three distinct points of light originating from … Read More

The International Space Station is leaking. NASA and Russia’s space agency disagree on the risks

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN  —  A Russian-controlled segment of the International Space Station is … Read More