New Harvard theory: Aliens have star-powered spaceships

Scientists discovered a massive radio wave, and they can't find a good explanation for it. Unless ...

Exploding supernova spotted in record time

What usually takes weeks, or even months, took these lucky scientists only three hours.

Take a look at the safety suit we'll wear on trips to Mars

Cosmic ray suit will head into space in 2018.

What farming on Mars could teach us about farming on Earth

Citizen scientists are learning to grow food for taste and nutrition, rather than profit.

To prepare for life on Mars, astronauts are going to ... Utah?

Researchers will spend 2 weeks in an isolated capsule in the desert to simulate life on the Red Planet.

The mystery of Earth’s lost moons

Scientists think the moon we see today may not have been the first.

How do you grow food on Mars?

These food entrepreneurs, urban farmers and bio-hackers are figuring it out.

The brightest flash of light ever recorded now has an explanation

This record-setting event shook up the astronomy world. Now, scientists think they've solved the mystery.

How long space flights ruin astronauts' vision

A new study points to a cause of vision impairments in astronauts who have spent a long time in space.

Supermoon shines over Israel

Jerusalem and Tel Aviv were prime spots to catch a once-in-a-lifetime planetary photo op.

Who are the major players in the race to Mars?

The race to the red planet is heating up, and these are the firestarters.

Even geniuses make mistakes

Author of 'Brilliant Blunders' reveals how scientists like Einstein and Darwin made mistakes that lead to breakthroughs.

3 teams set to make planetary history with moon landing

Google competition will, for the first time, see private groups lift off.

The secrets to achieving creative breakthroughs in your life

Prize-winning scientist Mario Livio, who studied Einstein’s thought processes, reveals 5 tips about genius.

'The Space Between Us' is the Mars romantic comedy you've been waiting for

It's the ultimate long-distance relationship when a boy born on Mars falls in love with a girl born on Earth.