Earth & Environment
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...
What it would have been like to experience the dinosaur‑killing asteroid Armageddon
A great Tyrannosaurus rex strides through the conifer trees of her territory, sniffing the air.
She picks up the scent from the carcass of a...
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Is your dog’s water safe? What every pet owner should know
During those hot summer walks, it's natural to want to let your dog take a refreshing drink from a public water bowl.
However, while it...
Water’s epic journey to Earth began before the Sun formed
The origin of Earth’s water is a complicated mystery that scientists have been untangling for decades.
Could aging wine become the first major space manufacturing business?
In capitalist societies, resources are primarily directed at solving problems, and one of the biggest hurdles facing space development is its ability to directly...
Friend or foe? Fun facts about sharks
Sharks often get a bad rap, even though most species are harmless to humans, says Katherine Maslenikov, manager of the UW Fish Collection at...
Study finds 3,000-year coral reef shutdown
Scientists have discovered that coral reefs in the Gulf of Eilat (also known as the Gulf of Aqaba), in the northern Red Sea, stopped...
Could financial scams be an early sign of Alzheimer’s?
New research suggests that vulnerability to financial scams in older adults might hint at early brain changes related to Alzheimer's disease.
This finding, published in...
How would a nuclear winter impact food production
The day after lead author Daniel Winstead approved the final proofs for a study to be published in Ambio, Russia put its nuclear forces...
Thanksgiving sides are delicious and can be nutritious − here’s the biochemistry of how...
While people usually think first about the turkey or the ham during holiday meals, the sides are what help balance your plate.
Colorful vegetables like...