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DART's final moments before it crashed into Dimorphos's surface.

Watch NASA's DART spacecraft hit 'bullseye' by smashing into an asteroid

By Ben Turner published

This is the first ever test of the Earth's planetary defence system

A pink sunset with clouds falls over Stonehenge in England.

Did druids build Stonehenge?

By Owen Jarus published

It's commonly said that the druids built Stonehenge. But is there any truth to this assertion?

Yosuda Indoor Stationary Cycling Bike deal: Image shows bike being tested by Live Science

This Yosuda bike is one of our all-time favorites — and now it's cheaper than ever

By Harry Bullmore published

Deal The Yosuda Indoor Stationary Cycling Bike seriously impressed our in-house testers and Amazon has just slashed its price by $140

Deal
Blueair HealthProtect 7470i air purifier

Save $325 on the Blueair HealthProtect 7470i air purifier at Best Buy

By Alice Ball published

Deal This smart air purifier with Wi-Fi can remove up to 99% of bacteria, dust, pollen and mold — and it's now a whopping 43% off at Best Buy

Deal
An image of the rat hippocampus taken with a laser microscope, showing small neurons in green, yellow and blue. The hippocampus is a key brain region for memory formation.

How does the brain store memories?

By Stephanie Pappas published

The brain stores memories by creating new circuits of communication between neurons. In particular, seahorse-shaped structures called hippocampi play an important role.

An illustration showing large ripples bending the spiral arms of the Milky Way

The Milky Way is 'rippling' like a pond, and scientists may finally know why

By Brandon Specktor published

New research suggests that a strange 'ripple' is causing the Milky Way's stars to vibrate out of step, and an ancient collision with Sagittarius may be to blame.

An artist's depiction of the DART spacecraft approaching Dimorphos, with the larger Didymos in the background.

NASA just redirected an asteroid by smashing a spacecraft into it

By Ben Turner published

The test will help scientists learn how to stop catastrophic asteroid impacts.

Jupiter's magnificent swirling clouds

Jupiter will be at its closest to Earth today (Sept. 26) in 59 years

By Robert Lea published

Skywatchers will get a rare opportunity to see Jupiter in its full glory when its opposition happens at the same time as its closest approach to Earth.

A graphic shows hurricane ian's current position south of cuba, and traces its projected path over western cuba and to the west florida coast

Hurricane Ian to reach Category 3 before hitting Cuba, turning toward West Florida

By Nicoletta Lanese published

Hurricane Ian is approaching Cuba and the western Florida coast.

Full moon shines on Artemis I Space Launch System (SLS) and Orion spacecraft

NASA calls off Artemis 1 launch as Hurricane Ian threatens Florida

By Ben Turner published

The rocket has been plagued by technical and weather problems since its wet dress rehearsal in April.

The world's first Arctic wolf clone was recently born in China.

World's first wolf clone born to surrogate dog, Chinese company reveals

By Harry Baker published

A Chinese pet-cloning company has successfully cloned an Arctic wolf for the first time. The adorable pup is proof that cloning could be used to help save endangered species.

An artist's illustration of the plesiosaur.

Newfound 'snaky croc-face' sea monster unearthed in Wyoming

By Jennifer Nalewicki published

Researchers in Wyoming have named a new species of plesiosaur defined by its long neck and snappy jaws.

Mineral inclusion in a diamond, containing ringwoodite, enstatite and ferropericlase.

Rare diamonds suggest water lurks much deeper in Earth's interior than scientists thought

By Rebecca Sohn published

Clues about water in Earth's deep interior were recently extracted from rare diamonds.

South African cycad weevil (Antliarhinus zamiae)

Which animal has the largest head?

By JoAnna Wendel published

The largest head in the animal kingdom likely belongs to the blue whale, while the largest relative to body size comes from an unlikely source.

AmScope Microscopes Deals Header Image

Amazon is offering up to 38% off these AmScope Microscopes for kids and students

By Lloyd Coombes published

Save on these beginner microscope kits with Amazon’s Back-to-School Sale.

Group of hands silhouettes

Why do people have phobias?

By Joe Phelan published

Are some people more prone to developing phobias, and are these extreme aversions permanent?

An illustration of the influenza virus (giant blue sphere) surrounded by human antibodies (small y-shaped orange shapes).

Which flu shot should I get?

By Rachael Rettner published

With so many different types of flu vaccines available for the 2022-2023 season, which flu shot is right for you?

A composite view of Protocodium sinense, a new species of green algae from more than 541 million years ago. To the left is an external view of the fossil, followed by a view through the outer layer (green) and an image of the inner core (gold).

Plants evolved even earlier than we thought, exquisite 3D fossils suggest

By Stephanie Pappas published

The oldest three-dimensional green algae fossil ever found dates back more than half a billion years and may reveal that plants are older than believed.

HP Omen 16-inch Gaming Laptop Deals Block

Save almost $500 on this powerful HP Omen 16-inch Laptop at Best Buy

By Lloyd Coombes published

Whether you need it for gaming, programming, or a bit of both, this powerful HP Omen laptop is cheaper than we’ve seen it before.

Roman Forum at sunrise, from left to right: Temple of Vespasian and Titus, church of Santi Luca e Martina, Septimius Severus Arch, ruins of Temple of Saturn.

Why did the Roman Empire split in two?

By Joe Phelan published

The vast Roman Empire split into the Eastern Roman Empire and Western Roman Empire in the fourth century A.D.