Geologists have uncovered strong evidence from Colorado that massive glaciers covered Earth down to the equator hundreds of ...

Last month, an asteroid impacted Earth's atmosphere just hours after being detected — somehow, it managed to circumvent ...

Even from space, you wouldn’t detect something important about Earth’s shape: It’s not perfectly round. It’s actually a ...

Astronomers have discovered a rocky Earth-like planet around a white dwarf star, hinting at our planet's future about eight billion years from now.

Why does Jupiter look like it has a surface – even though it doesn’t have one? – Sejal, age 7, Bangalore, India ...

Potentially deadly comets could be spotted many years in advance by following the meteoroid trails they leave near Earth, new ...

A new study posits that our planet's gravity will cause seismic activity on Apophis when it makes its close approach in 2029.

Astronomers have discovered an Earth-like planet orbiting a white dwarf 4,000 light years away, raising questions about Earth ...

A team of astronomers has uncovered an Earth-like planet orbiting a star located 4,000 light years away from the solar system ...

Earth was a frozen wasteland. Then, rising CO2 caused a catastrophic thaw, turning Earth into a "slushy" planet.

Overall, the company wants to build a massive constellation of 42,000 satellites in low Earth orbit. SpaceX founder and CEO Elon Musk also has his eyes on Mars, with ambitious plans to not only send ...

Oil profits could fund climate commitments; taxing windfall gains may finance poorer countries' climate protection.