Cloudy waters are driving Florida’s massive manatee die-off

Moon facts: Fun information about the Earth's moon

What Causes The Northern Lights? Scientists Finally Know For Sure. The natural light show starts when disturbances on the sun pull on Earth's magnetic field. That creates cosmic undulations known as Alfvén waves that launch high-speed electrons into Earth's atmosphere where they create the aurora.

US satellite looks down on China's Zhurong Mars rover - BBC News