The NG-18 Cygnus spacecraft departed the International Space Station and burned up in Earth's atmosphere the following day. Astronaut Frank Rubio called the time-lapse a "great example of basic ...
For the first time, scientists have watched metal crystals take shape inside a pool of molten metal, capturing a process that ...
When a meteor streaks across the sky, it's not just beautiful. It's nature's way of delivering a time capsule to Earth.
The auroras materialized as a result of a series of intense geomagnetic storms that struck Earth's magnetic field in November ...
Scientists have detected what they believe to be lightning on Mars by eavesdropping on the whirling wind recorded by NASA's ...