Earth & Environment
Antarctica has lost ice the size of 10 Los Angeles cities in 30 years
A new 30-year study has revealed how Antarctica’s ice is slowly retreating along parts of its vast coastline.
Scientists led by researchers at the University...
Did the first land plants accidentally trigger two ancient ocean extinctions?
Hundreds of millions of years ago, the first plants began spreading across Earth’s land. This major turning point helped transform the planet into the...
Fossil bite marks reveal ancient predator hunts 280 million years ago
New research suggests that large land predators were already hunting big plant-eating animals more than 280 million years ago, much earlier than scientists once...
Mars Express reveals a landscape filled with ancient craters on the red planet
A new image captured by the Mars Express orbiter offers a striking view of one of the most heavily cratered regions on Mars.
The image...
Wildfire smoke may trigger more severe strokes
Air pollution is often thought of as a long‑term environmental problem, but new research suggests that even short bursts of polluted air may have...
Study finds doctors more likely to die at home
Many people wonder whether doctors make different choices about medical care at the end of life.
Because physicians understand diseases, treatments, and hospital systems better...
‘Forever chemicals’ may speed up aging in middle-aged men
Chemicals known as PFAS, often called “forever chemicals,” are found in many everyday products, from non-stick cookware and waterproof clothing to food packaging and...
How long do civilizations last
It is one of the most famous questions in science, and it was asked, as legend has it, over lunch.
Enrico Fermi, the physicist who...
Why your dog tries to help and your cat just watches
If you’ve ever lost something at home, you may have noticed a funny difference between your pets.
Your dog might rush over, sniff around, and...
How a 600-million-year-old one-eyed creature shaped human sight
Long before humans, dinosaurs, or even fish existed, one of our distant ancestors looked very different from anything alive today.
Researchers now say that all...
Ancient amber reveals how ants lived and interacted in the age of dinosaurs
Tiny insects trapped in fossilized tree resin are offering scientists a rare window into life on Earth millions of years ago.
A new study of...
6 million years ago something slammed into modern-day Brazil
Giant impacts on Earth's surface can be cataclysmic events with far-reaching consequences. They can excavate massive craters like the Vredefort Crater.
There's also growing evidence...
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Martian landforms look just like Earth’s—And that’s a big deal
Mars may be dry, dusty, and far from hospitable today, but new research suggests it once shared more in common with Earth than we...
Earth’s formation: faster process with water as a byproduct
Our planet earth's development happened faster than we previously believed, with water being a byproduct of the process.
Scientists take the ultimate Earth selfie
Consider it Earth's ultimate mirror selfie.
In a new study, a team led by astrophysicist Allison Youngblood at the University of Colorado Boulder set out...
Matthew Perry was getting ketamine treatment for depression. What is this and what are...
Federal prosecutors announced they charged five people with providing actor Matthew Perry with the ketamine that led to his death last October.
Perry’s assistant, two...
What really causes the dinosaur extinction?
A new study published in science has found that it seems increasingly likely that 66 million years ago, some catastrophes occurred on the Earth.
An...
Scientists discover a real Jurassic Park in Utah
An ancient desert covered in sand dunes as far as the eye could see, where dinosaurs and small mammals once roamed, may have been...
Putin raised Russia’s nuclear forces alert status. What does that mean?
Russian President Vladimir Putin, who warned that countries who interfere with his invasion of Ukraine will face “consequences you have never seen,” recently ordered...
Scientists find a new way to protect the Earth from asteroids
In 2013, Chelyabinsk meteor caused extensive ground damage and injuries when it exploded on impact with Earth's atmosphere.
The meteor is not a big one....