Earth & Environment

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...

This system reveals how super-Earths are born

One of the best things about being able to see thousands of exoplanetary systems is that we’re able to track them in different stages...

Why the Los Angeles fires were so destructive

Twelve months after devastating wildfires tore through parts of Los Angeles, researchers are still uncovering lessons from one of the most destructive urban fire...

Your receipt could soon be made from trees, not toxic chemicals

Every day, most of us touch thermal paper without giving it a second thought. It shows up as shopping receipts, delivery labels, movie tickets, and...

Walking on two legs began earlier than we thought

Scientists may have just pushed back the timeline for when our ancestors first started walking upright. A new study suggests that Sahelanthropus tchadensis, a species...

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Scientists discover our planet is a stable version of the Sun

Scientists discover our planet is a stable version of the Sun

In a new study, scientists have found that Earth is made of the same elements as the Sun. However, there are less volatile elements such...

NAZI scientists created an alternative to DDT pesticide

DFDT, a fast-acting insecticide, has an alarming history, researchers report. “We set out to study the growth of crystals in a little-known insecticide and uncovered...
Scientists may discover a new species of killer whale

Scientists may find a new species of killer whale

In a new study, an international team discovers a new species of killer whale called Type D in southern Chile. The whales were only previously...

Warren Buffett: Why I Never Time the Stock Market

Market timing is the strategy of making buying or selling decisions of financial assets by attempting to predict future market price movements. The prediction may...

Scientists discover four dinosaurs in Montana this summer

A team of paleontologists from the University of Washington and its Burke Museum of Natural History and Culture excavated four dinosaurs in northeastern Montana...

Climate change is rising winter waves in California, study finds

Climate change has become a hot topic around the globe. Everyone talks about how our planet is heating up. This global warming affects us...

Is the current standoff in Ukraine another ‘calm before the storm’ moment?

The Russian ground offensive in Ukraine is starting to show signs of slowing down, as President Vladimir Putin’s forces assume a more defensive posture...

Africa’s forests are now releasing more carbon than they absorb, scientists warn

Africa’s forests, once powerful natural defenders against climate change, have begun releasing more carbon dioxide than they capture, according to a major new study. The...