Astronomy

Instead of the big bang, some physicists have suggested that our universe may have come from a big bounce following another universe contracting – but quantum theory could rule this out

Instead of the big bang, some physicists have suggested that our universe may have come from a big bounce following another universe contracting – but quantum theory could rule this out

Obesity could exist in many forms, which may benefit from different treatments and prevention strategies

Obesity could exist in many forms, which may benefit from different treatments and prevention strategies

A meteorite impact thousands of years ago may have triggered a landslide in the Grand Canyon and reshaped the Colorado River that runs through the national park.

Baumgartner is most well-known for breaking the sound barrier with his body during a freefall from the stratosphere in 2012.

Rise and shine! Venus, Aldebaran and the moon team up for a dazzling dawn display.

A 72 percent reduction in federal funding is devastating to math research. The American Mathematical Society is offering $1 million in backstop grants—but it’s likely not enough.

Hulu released a new trailer for "Alien: Earth," a new sci-fi horror miniseries from "Fargo" creator Noah Hawley that premieres on Aug. 12.

As astronomers rush to study a newly discovered comet from beyond our solar system, a powerful new observatory may turn rare interstellar sightings into routine events.

We've tested numerous star projectors and one of the best value options, the YGiTK Northern Galaxy Lights projector, is 26% off on Amazon, now under $14.

Week in images: 14-18 July 2025

Discover our week through the lens

Astronomers have used the Chandra X-ray telescope to observe an exoplanet as it disintegrates because its parent star is bombarding it with radiation.

A lunar eclipse was seen over the U.S. Naval Observatory Deep South Telescope in Chile.

With the world on the cusp of passing 1.5°C of warming, scientists are turning their attention to defining a new limit for temperature rises – but not everyone agrees that we should

With the world on the cusp of passing 1.5°C of warming, scientists are turning their attention to defining a new limit for temperature rises – but not everyone agrees that we should

Why do computers only work with the numbers 0 and 1? There are machines that process three digits with more efficiency than you might expect

Workers from within NASA will protest the space agency leadership's "preemptive over-compliance" of the White House's proposed budget, gutting science and eliminating jobs.

Dr Korby once crossed paths with Kirk's Enterprise, though he was a very different man at the time…

It’s certainly possible to consume water sourced from the icy rings of Saturn, but doing so safely may require extra steps