Machine learning is quietly rewriting the rules of the cosmic hunt for company. Instead of waiting to recognize familiar ...

Today, Mars is known as the red planet, for its rust-colored desert landscape. Once upon a time, Mars was a very different ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Tantalising signs of past microbial life showed up on Mars this year, but to truly know whether they contain the answer to ...

As NASA plans for long-term human missions beyond Earth, one question keeps resurfacing: how do you sustain life in places ...

Beyond better testing, we need better protection. Physical shields seem like the obvious first defense. Hydrogen-rich materials such as polyethylene and water-absorbing hydrogels can slow charged ...

It's one of life's biggest questions - are we alone in the universe? Now, one of Britain's top space scientists has declared ...

If humans are ever to land on Mars, they will need somewhere to stay—a protective shell that can shield them from the sun’s harsh rays. One possible answer: great, glassy domes of ice. Mars is rich in ...

Abstract: The current Electron Cyclotron Resonance Ion Sources (ECRISs), constructed with Nb-Ti wires and the conventional racetrack-and-solenoid structure, have achieved operating frequencies up to ...

CAPE CANAVERAL, Fla. (AP) — NASA has lost contact with a spacecraft that has orbited Mars for more than a decade. Maven abruptly stopped communicating to ground stations over the weekend. NASA said ...

The best reason to send humans to Mars isn’t for guts or glory—or the construction of colonies to safeguard against existential Earth-bound risks. Instead it’s to answer a single, simple question: Is ...