Earth & Environment
Why Gold Never Seems to Lose Its Shine
Gold has fascinated people for thousands of years because of its bright, lasting shine.
Ancient civilizations used it for jewelry, coins and artwork, and even...
New Plant-Based Spray Could Eliminate Bad Breath in Dogs
Many dog owners adore their pets but are less enthusiastic about one common problem: bad breath.
Smelly dog breath is more than just unpleasant—it can...
Why T. rex Ended Up With Tiny Arms
The Tyrannosaurus rex is famous for many things—its enormous size, terrifying bite, and surprisingly tiny arms.
For years, scientists have wondered why such a powerful...
Hidden “White Hydrogen” in Ancient Canadian Rocks Could Power the Future
Deep beneath some of the oldest rocks on Earth, scientists have discovered a surprising source of clean energy slowly building up underground: natural hydrogen...
This popular fermented food may help flush microplastics from the body
Tiny plastic particles are now found almost everywhere on Earth. Scientists have discovered them in oceans, rivers, soil, food, drinking water, and even inside...
Data centers can heat nearby neighborhoods by up to 4 degrees, study finds
Data centers are becoming a bigger part of modern life, powering everything from online searches and cloud storage to artificial intelligence and streaming services.
But...
Scientists discover exploding star material hidden in Antarctic Ice
Scientists studying ancient Antarctic ice have discovered new evidence that Earth is currently traveling through a cloud of material left behind by long-dead stars.
An...
Scientists want to build ultra-precise lasers inside the moon’s darkest craters
Some of the coldest and darkest places in the solar system may soon become home to one of humanity’s most advanced scientific tools.
Researchers led...
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...
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Scientists solve the ocean acidity mystery in last mass extinction
A new study led by Yale University confirms a long-held theory about the last great mass extinction event in history and how it affected...
Why sunshine could help treat depression
Looking outside at another cloudy sky, on another dreary winter day in the Midwest?
Experts say it makes sense that a lack of sunshine leaves...
Extreme weather could push the U.S. into recession
Without better knowledge of the risk, the average energy investor can only hope that the next extreme event won’t trigger a sudden correction, according...
What would asteroid mining do to the world’s economy
About a decade ago, the prospect of “asteroid mining” saw a massive surge in interest.
Scientists uncover a new ecosystem under hydrothermal vents
Imagine discovering a hidden world full of strange creatures and life right under our ocean's floor!
That's exactly what an international team of scientists did...
Scientists find an extrasolar moon with active volcanoes
A rocky extrasolar moon (exomoon) with bubbling lava may orbit a planet 550 light-years away from us.
This is suggested by an international team of...
Smart soil: A new way to water and feed plants efficiently
Researchers at The University of Texas at Austin have developed a new type of soil that can capture water from the air to keep...
How the risk of AI weapons could spiral out of control
Sometimes AI isn't as clever as we think it is.
Researchers training an algorithm to identify skin cancer thought they had succeeded until they discovered...