One of the most destructive and dangerous materials a commercial or military jet engine can ingest is volcanic ash and one of the least would be crayons and cereal. But those two substances were a key ...

If you board an interstellar ship, slip into a stasis pod, and expect to wake up on another planet, you’d be justifiably surprised to find yourself adrift halfway there, with a damaged ship and a ...

Researchers at NASA and Stanford have been experimenting with a new type of rocket engine, which they call the Peregrine hybrid rocket motor. The Peregrine is powered by paraffin wax, which can also ...