Live Science

We're putting air purifiers vs ionizers to get to the bottom of what these appliances really do.

A new study shows that strict caps need to be placed on fossil fuel extraction to avoid the worst impacts of climate change.

Alarms blared aboard the Russian side of the International Space Station (ISS) early Thursday (Sept. 9), and the crew reported seeing smoke...

A device that sanitizes the air to remove impurities and pollutants is an appealing prospect, but just how do air purifiers work?

ISS astronaut Thomas Pesquet captured a trippy new photo of orange 'airglow' streaming past the sideways Earth.

Thylacines, once widespread in Australia, have been extinct for nearly a century, but newly colorized footage provides a glimpse of what the...

Several key genes dictate whether a house cat will have stripes, spots or neither.

Does running burn fat? We dive into whether running can help you shed excess fat.

Is running good for weight loss? We break down the science.

Scientists detected a repeating radio signal near the center of the Milky Way, and it's unlike anything else they've ever studied.

An ocean creature that lived around 500 million years ago was the largest predator on the sea bottom.

A photo showing a group of male cheetahs trying to cross a raging river in Kenya is part of the 2021 Wildlife Photographer of the Year compe...

The Paris Agreement is an international plan to address climate change.

The maimed and tortured remains of Atacama Desert mummies reveal that the region’s earliest farmers cultivated a climate of extreme violence...

This is the largest epidemiological study to assess this potential risk.

The findings suggest a way to rescue "doomed" animal hybrids.

Of all the colors we can see in nature, blue is one of the rarest.

The epic storm that swept across the eastern United States this week hit New Jersey so hard that satellites saw the damage from space.

Here's how alcohol can help preserve DNA, tissue samples and even entire organisms.

Grinding our teeth damages them, so why do we do it?

Antioxidants are powerful protective chemicals found in fruits, vegetables and many other foods.

Here's how to enter to win a free copy of the "Prehistoric Pets" pop-up book.

Cookiecutter sharks rip small, cookie-shaped chunks out of sharks and whales much larger than themselves, but a new study finds these big an...

A new analysis of shoes that may have belonged to the Renaissance artist Michelangelo revealed his small stature.

Astronomers have uncovered evidence of explosions triggered by dead stars ramming into live stars, possible proof of a new type of supernova...