What’s Going On With Earth’s Ozone Hole?

Japan Aerospace Exploration Agency (JAXA) has successfully tested a more efficient type of rocket engine that is propelled by shock waves. It’s a type of rotating detonation engine, and in the test, it lifted a 30-foot (8-m) single stage rocket

Part of the Universe’s missing matter found

Apple’s Plan to Scan Your Phone Raises the Stakes on a Key Question: Can You Trust Big Tech?