Earth & Environment
Burning wood at home may harm our health more than we think
Throwing a log into the fireplace might seem cozy on a cold winter night, but new research shows it could be much more harmful...
How a slow change in ocean chemistry may have cooled Earth after the dinosaurs
Scientists may have finally solved a long-standing mystery about how Earth shifted from a hot, tropical “greenhouse” world to the cooler, ice-covered planet we...
Air pollution may raise the risk and speed of ALS
A new study from Sweden has found that long-term exposure to air pollution may increase the risk of developing serious brain diseases like ALS.
The...
How tiny Mars helps set Earth’s ice ages
Mars is only about half the size of Earth and has just one-tenth of our planet’s mass.
Compared with giants like Jupiter, it seems far...
Why Tiger Shark bites peak in Hawaiʻi each October
For years, surfers and ocean-goers in Hawaiʻi have talked about “Sharktober,” a time when shark encounters seem more common.
Now, scientists say the pattern is...
Scientists discover Tyrannosaurus rex grew for 40 years, far longer than we thought
Tyrannosaurus rex has long been pictured as a fast-growing monster that quickly reached its enormous adult size.
But a new study suggests the famous “king...
Different dirty air linked to different lung cancer death risks
Lung cancer is one of the most serious and deadly diseases in the world. Every year, millions of people are diagnosed, and many lose...
The Arctic is entering a new era of extreme weather, scientists warn
The Arctic is no longer changing slowly.
According to a new international study, the region has entered a new phase marked by frequent and intense...
A lost ice age giant speaks again—from inside a wolf’s stomach
Scientists have recovered the complete genome of a woolly rhinoceros that lived more than 14,000 years ago—and they did it using tissue preserved inside...
The rise of fish began with a mass extinction, fossils reveal
About 445 million years ago, life on Earth nearly collapsed. In a relatively short geological moment, Earth’s climate flipped dramatically.
Massive glaciers spread across the...
Whale hunting in south America began 5,000 years ago—far earlier than we thought
The history of whale hunting is much older—and more global—than researchers once believed.
A new study shows that Indigenous communities living along the southern coast...
How a 400-year-old shark keeps its vision sharp for life
In a quiet office at the University of California, Irvine, Dorota Skowronska-Krawczyk watches a grainy video on her computer.
A massive Greenland shark drifts slowly...
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Scientists discover the ‘ghost’ footprints from Pleistocene era
Invisible footprints hiding since the end of the last ice age – and what lies beneath them – have been discovered by Cornell researchers...
The Oscars shift from big screen to TV stream
Audience attention may have been pulled by ‘the slap that stopped Hollywood’, but it actually overshadowed a number of significant firsts at the 2022...
Why does my cat pee on the rug? Are they trying to tell me...
As cat researchers, one of the most common complaints we hear is: "My cat is a jerk! Whenever I do something he doesn't like,...
Why travelers should expect higher airfares, busier airports this holiday season
Tickets were cheap during the holiday travel season last year as the airlines tried to lure travelers back to planes.
However, airfare has climbed this...
Jack Bogle: The cost of index funds
An index fund is a type of mutual fund that purchases similar stocks as in a particular market index. This implies that the scheme will perform...
Why do some clothes shrink in the wash
When your favorite dress or shirt shrinks in the wash, it can be devastating, especially if you followed the instructions closely.
Unfortunately, some fabrics just...
Can we avert the next mass shooting? Yes, and here’s how
This week’s tragic shooting in Uvalde, Texas, marked the 213th mass shooting and the 27th school shooting thus far this year.
That’s just seven fewer...
Oceans are heating up faster than ever – here’s why it matters
A new study has found that the rate of ocean warming has more than quadrupled since the late 1980s. This means the oceans are...