Fat Bear Week begins as world celebrates champion of chonk in Alaska

This portliest time of the year is an annual celebration of the Brooks River brown bears and how they utilize their healthy and abundant ecosystem to pack on the pounds before winter hibernation.

NASA Mars rover spies 200-foot-wide dust devil moving across red planet's surface

A new compilation of images from NASA’s Perseverance Mars Rover appears to show a dust devil twister dancing across the surface of the red planet, about 2.5 miles away from the six-wheeled geologist.

How to safely watch a solar eclipse

With solar eclipses happening across the U.S. in 2023 and 2024, it's time to prepare to look at the Sun – with proper eye protection or filters.

Rare 400-pound stingray found in Long Island Sound off Connecticut coast

Scientists conducting a survey in Long Island Sound made a rare catch last week when they reeled in a massive roughtail stingray not normally seen in the waters off the Connecticut coast.

NASA astronaut sets new US record with 371 days in space

A NASA astronaut now holds the record for the longest U.S. spaceflight after returning to Earth Wednesday, but the feat did not come voluntarily.

Harvest Moon: Last Supermoon of 2023 happens Friday

The Harvest Supermoon will appear bright starting on Thursday before reaching peak illumination Friday morning.

3 astronauts back on Earth after being stuck in space for a year

One of the astronauts that returned to Earth Wednesday is a NASA astronaut, who now holds the record for the longest U.S. spaceflight as a result of the unexpected extended stay.

NASA reveals latest weapon to 'search the heavens' for UFOs, aliens

According to a NASA study, artificial intelligence will be key if NASA tries to find scientifically provable alien life and the existence of UFOs.

Watch: NASA's first asteroid samples land in Utah desert

Scientists believe the capsule holds at least a cup of rubble from the carbon-rich asteroid known as Bennu, but won’t know for sure until the container is opened.

Fall is here: Drone video captures stunning Utah foliage

Just in time for the first day of fall, a drone photographer in Utah shared stunning video of leaves turning vibrant as the seasons change.