The planet Vulcan is no longer called Vulcan in the far-flung future of Star Trek: Starfleet Academy, but some characters are still adjusting to the change.

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

The ESA's Mars Express and ExoMars Trace Gas Orbiter spacecraft watched as a superstorm that ravaged Earth also struck the Red Planet.

This ship was huge. It was like a city-sized ship. And there was hundreds of beings on board,” said Debbie Solaris, a military veteran and one of six panelists sharing their alien encounters with a ...