Brandon Specktor

An uncharted region of space known as the "zone of avoidance" lurks behind the Milky Way's center – and astronomers just found an enormous, multi-galaxy structure there.

The total lunar eclipse that unfolded on Nov. 8 was the last one for the next three years, according to astronomers.

The moon will pass through the darkest part of Earth's shadow for nearly 90 minutes on Tuesday, but only viewers in part of the world will be able to see it.

November’s full moon, also known as the Beaver Moon, rises on Nov. 8 during a total lunar eclipse. Here’s how to watch.

In 1961, Russia detonated the Tsar Bomba, the most powerful nuke in history, over a remote Arctic island. New footage has been declassified and shared on YouTube.

The U.S. government has officially started to explain some of the most infamous UFO encounters of the last decade, with China and weather balloons as top offenders.

Following his death in 1955, Albert Einstein's brain was removed, cut into 240 pieces and slowly distributed to scientists around the world. But where is Einstein's brain now?

Seasonal changes in air pressure sometimes make Mount Everest's "perceived elevation" to shrink by thousands of feet, a new study finds.

A partial solar eclipse on Oct. 25 looked like an epic ring of fire when viewed by NASA's Hinode satellite, new footage reveals.

The famous Arecibo Observatory in Puerto Rico completely collapsed in 2020. Now, scientists going through its final observations offer a major new asteroid report.

With three dark blotches popping up in the sun's atmosphere, our closest star seems to 'smile' even as it pelts our planet with charged-up solar wind.

Newly released video shows a gang of killer whales in South Africa attack and slaughter a great white shark.

Following years of increased government interest in unidentified aerial phenomena (UAPs), NASA has officially launched a nine-month investigation into uncovering their mysteries.

In June 2015, a little-known type of aurora cut a Grand-Canyon-size ozone hole in Earth's mesosphere. Scientists have finally assessed the damage.

On Tuesday, Oct. 25, half the world saw the moon's shadow creep over the surface of the sun in the year's last partial solar eclipse.

The towering pillars of creation, captured by the James Webb Telescope, are a nursery of newborn stars that’s been slowly destroying itself for millions of years.

A jet of particles released by two colliding stars appears to be moving seven times faster than the speed of light — but astronomers blame a cosmic illusion known as superluminal motion.

A recent report about pitch-black "phantom" UFOs in the skies over Ukraine has been discredited by the Ukrainian government and by Harvard astrophysicist Avi Loeb.

Could alien life be hiding in the multiverse? New studies say, "sure!"

Fifteen of 34 dead beluga whales tested positive for a potentially lethal cat-poop parasite.

The CIA is the latest investor in Colossal Biosciences, a company that wants to bring woolly mammoths and Tasmanian tigers back from extinction using DNA editing.

The highest glacier on Mount Everest is losing ice at an alarming rate, new research finds.

A monster merger between two black holes sent ripples through time and space, and may prove Einstein right about a gravitational phenomenon called precession.

The Draconid meteor shower peaks on Oct. 8 and 9, but will be largely outshined by the full Hunter's Moon.