NASA's Mars helicopter makes second flight

NASA successfully carried out a second flight on Mars on Thursday of its mini helicopter Ingenuity, a 52-second sortie that saw it climb to a height of 16 feet (five meters).

Virgin Galactic shows off passenger spaceship cabin interior

Passengers flying Virgin Galactic on suborbital trips into space will be able to see themselves floating weightless against the backdrop of the Earth below while 16 cameras document the adventures, the company said Tuesday.

Pilots sleeping in the cockpit could improve airline safety

Airline pilots are often exhausted. An extreme example happened in 2008, when a pilot and a co-pilot both fell asleep at the controls, missing their landing in Hawaii—earning pilot's license suspensions as well as getting ...