The idea of Earth “falling” might sound a bit puzzling at first, but it’s a super interesting concept that shakes up how we think about gravity and motion in the universe. And this isn’t just some ...

During the Marinoan Glaciation around 650 million years ago, "Snowball Earth" may have been more of a "slushball" with oceans that provided shelter for early life.

This article appears in the January/February 2023 print edition with the headline “Seeing Earth From Space Will Change You.” When you buy a book using a link on this page, we receive a commission.

A meteoroid is a space rock, often from a comet or asteroid that’s floating through space. A meteor is a bright streak of ...

We kickoff our series Space Camp with a look at space launches. What does hurtling into space feel like? What physics are involved? And what's the "junk" in Earth's orbit?

On Earth, the magnetic field of our planet points a compass north, but in space, things are a bit more complicated.

The space shuttle Columbia lifting off from the Kennedy Space Center in Florida, on Jan. 16, 2003. This month will be 20 years since its breakup as it returned to Earth killed all seven crew ...

A near-Earth asteroid named Bennu has a loosely packed surface similar to a pit of plastic balls, according to NASA scientists. A spacecraft collected a sample from the asteroid in October 2020 ...

Earth Day has returned once again, and Google is celebrating by rolling out a new doodle in Search to commemorate our big blue ball in space.

The innermost inner core of the planet is thought to be a solid metallic ball around 400 miles across, according to seismologists.

Scientists have long thought Earth's inner core is like a huge solid metal ball. But an experiment revealed it may be a lot softer — more like butter, a lead scientist said. It could help ...

Back to Article List Great balls of fire: How flames behave in space Researchers are keeping a close eye on these spherical flames. Their findings could help both astronauts and the earthbound.