Earth & Environment
Tiny mammals survived Arctic darkness alongside dinosaurs, scientists discover
More than 70 million years ago, the Arctic was not the frozen, empty place we know today. Instead, it was home to forests, dinosaurs,...
A hidden river of heat is moving toward Antarctica
Scientists have discovered troubling evidence that warm deep-ocean water is slowly moving closer to Antarctica, increasing the risk of melting the continent’s giant ice...
Iron and ice: Earth’s passage through the interstellar cloud
Iron-60 is a radioactive isotope of iron that's found in Antarctic ice and in deep-sea crusts.
It's only source is nucleosynthesis in the cataclysmic explosive...
Scientists discover a hidden ocean process speeding up Antarctic ice melt
Scientists have long warned that melting ice in Antarctica could raise global sea levels and threaten coastal cities around the world.
But a new study...
Humans were using horses thousands of years earlier than thought
Horses have shaped human history in powerful ways, from ancient travel and trade to warfare and exploration.
Now, new research suggests that humans started using...
GDP surpasses national debt – is that a problem
Gross Domestic Product totaled $31.22 trillion between April 2025 and March 2026 and public debt totaled $31.27 trillion.
At first glance, the news that the...
After an opaque summit, China and the US want to work together again. That...
Back in 2005, US economist Fred Bergsten coined the term “Group of 2” or “G2”, proposing a stronger partnership between what are now the...
Neanderthals may have performed dental surgery 60,000 years ago
A surprising new discovery suggests that Neanderthals may have carried out a form of dental treatment nearly 60,000 years ago.
Researchers studying an ancient tooth...
Why carbon dioxide cools the upper atmosphere while heating Earth below
Scientists have long known something strange is happening in Earth’s atmosphere. While greenhouse gases are warming the planet’s surface and lower atmosphere, the upper...
Stardust trapped in Antarctic ice reveals tens of thousands of years of solar system’s...
When you think of outer space, you're likely picturing stars, planets and moons. But much of space is filled with clouds of gas, plasma...
Earth’s first continents formed billions of years earlier than expected
Scientists studying some of the oldest rocks on Earth have uncovered new evidence that the planet’s first continents may have started forming through plate...
Scientists discover crystal that captures drinking water using only light
Scientists at the University of Iowa have developed a new material that can capture water directly from the air using only light.
The discovery could...
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These hot springs reveal where continental plates collide beneath Tibet
In the classic example of mountain-building, the Indian and Asian continental plates crashed – and continue colliding today – to form the world’s largest...
Why workaholics can’t switch off—and what helps the rest of us
Most people have trouble leaving work behind when the day is done.
In fact, nearly three out of four employees admit they can’t stop thinking...
Air pollution linked to early signs of heart damage
Long-term exposure to air pollution may lead to early heart damage, according to a new study published in the journal Radiology.
Researchers found that fine...
Scientists trace Africa’s dinosaur giants back to European roots
When most people think of giant predatory dinosaurs, Tyrannosaurus rex often comes to mind.
But the largest predator of all time was Spinosaurus, which lived...
Is the Supreme Court doing away with the separation of church and state?
The Supreme Court recently ruled, 6-3, along party lines in favor of a public school football coach who lost his job after kneeling and...
Was Venus ever habitable? New UChicago study casts doubt
A new study from the University of Chicago argues there is little chance the planet Venus was ever habitable.
Caltech and Amazon partner to create new hub of quantum computing
This past year, a new two-story building took shape in the northeast corner of the Caltech campus.
Though modest in design, what takes place inside...
Hot weather linked to higher stroke risk in older people
In a study from Tsuyama Central Hospital and Okayama University, scientists found emergency visits for stroke increased after a heatwave.