The Discovery A candidate planet that might be remarkably similar to Earth, HD 137010 b, has one potentially big difference: It could be colder than perpetually frozen Mars. Key Facts Scientists ...

Polar bears aren't white, strawberries aren't berries and the Earth isn't round—we'll have you rethinking everything you thought you knew! Mind-blowing facts you have to read to believe Did you know ...

Stacker puts together a list of facts you learned in school that are no longer true.

“The presence of liquid water [on Mars] is a broad topic that includes rains, rivers, lakes, as well as oceans,” says Ezat ...

New findings from NASA's Perseverance rover have revealed evidence of wave-formed beaches and rocks altered by subsurface ...

The moon is chock-full of Earth’s history. Elements from our planet’s atmosphere have made their way into moon dust, also ...

Just as the Moon's gravity drives the oceans' tides, Mars's gravity is now understood to play a significant role in shaping ...

Do you know which planet has a waterfall four times taller than Angel Falls? Discover the largest waterfall in the Solar ...

A new study has examined how future human missions to Mars could access one of the planet's most vital resources—water. The ...

Mars’ positioning is what gives the lighter planet such a strong pull. “The closer it is to the sun, the more a planet ...

So, Mars does have storms, but they’re far drier and dustier than the thunderstorms on Earth. Scientists are continually ...

A rover recently captured sounds of lightning crackling on Mars, over a decade after scientists uncovered the first evidence ...