NASA astronauts Sunita "Suni" Williams and Barry "Butch" Wilmore surely didn't think they'd still be on the International ...

As environmental concerns mount, nuclear propulsion offers a solution for billionaires. Nuclear-powered yachts could potentially sail the world’s oceans without emitting direct carbon, making them a ...

At its maximum in the Atlantic Ocean, totality during the eclipse on Jan 24, 1925 lasted 2 minutes 32 seconds—and far less on ...