From opening your garage door as you drive up to arming your security system when you leave, a geofence can make your smart ...

A retro-futuristic space truck. A nimble crustacean on wheels. A space-age dune buggy. One will win a multibillion-dollar prize to deploy on a future NASA Artemis mission. But first, we took a ride on ...

The concept, ripped from a Star Trek episode, would fill Earth's orbit with satellites to harness energy from the Sun and block out solar rays to help cool the climate.