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Why all aspects of sleep matter for your heart and metabolic health
A new statement from the American Heart Association says that getting healthy sleep is not just about sleeping for 7 to 9 hours a...
FDA-approved drug may help treat both alcohol addiction and pain
Scientists at Scripps Research have discovered that a drug already approved by the FDA for treating inflammation might also help people who struggle with...
Why sleep triggers growth hormone—and what it means for your body and brain
Getting enough deep sleep is not just good for rest—it’s also essential for building strong muscles, healthy bones, and burning fat.
Bodybuilders often rely on...
Heavy alcohol use causes long-term brain damage, study confirms
For the first time, scientists have shown how heavy drinking can cause lasting brain damage that affects decision-making, even long after someone stops drinking.
In...
Common diabetes drugs can benefit heart, kidney, and metabolic health
Drugs like semaglutide, liraglutide, and tirzepatide—known as GLP-1 receptor agonists—are commonly used to help manage type 2 diabetes and support weight loss.
These medications have...
How cocoa, tea, and berries can protect men’s blood vessels during long sitting
Many people today spend hours sitting at desks, on the couch, or in cars. While this may feel relaxing, too much sitting can be...
How a dangerous duo may trigger early Alzheimer’s damage
Scientists have long known that Alzheimer’s disease is linked to sticky plaques and tangled proteins in the brain.
In recent years, they have also discovered...
Ancient DNA from Southern Africa rewrites the story of human origins
A major new study has revealed that a group of people in southern Africa lived in partial isolation for hundreds of thousands of years—offering...
New eco-friendly solvent boosts stability of tin perovskite solar cells
Perovskite solar cells are often described as the future of solar technology because they can be made cheaply, are lightweight, and have shown impressive...
New wearable device makes heavy body armor feel lighter for soldiers
Researchers at Vanderbilt University have created a lightweight wearable device that can take up to 90 percent of the weight of body armor off...
Starving penguins off South Africa face a devastating 95% decline, study finds
African penguins living off the coast of South Africa have suffered a catastrophic population collapse over the past two decades, largely because they have...
Astronomers discover a surprisingly mature spiral galaxy from the early universe
Astronomers have discovered a beautiful, well-formed spiral galaxy from a time when the universe was still very young—only 1.5 billion years after the Big...
Why standard heart tests miss nearly half of heart attack cases
A new study from Mount Sinai has found that many people who suffer heart attacks would not have been warned by current screening tools.
Nearly...
This cancer drug has surprising anti-aging power
Scientists at Queen Mary University of London have made an exciting discovery that could help us better understand aging.
Their study focused on fission yeast,...
Daytime sleepiness in older women may be linked to double dementia risk
Women in their 80s who become sleepier during the day over several years may have a higher risk of developing dementia, according to a...
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Ancient undersea lava acts as a giant carbon sponge, scientists find
Scientists have discovered that piles of ancient lava rubble deep beneath the ocean floor can store massive amounts of carbon dioxide for millions of...
Chang’e-6 uncovers strange “sticky” soil on the moon’s far side
Scientists have finally taken a close look at the first-ever soil samples brought back from the far side of the moon, and the results...
Why galaxies die faster in crowded regions
Astronomers have long known that galaxies grow and change over billions of years, but new results from a major international project show that where...
The universe was warm before it was bright
So first the Big Bang happens. Everything is incredibly hot and dense; there are photons flying everywhere, but they keep colliding with electrons and...
Greenland without ice? Researchers uncover evidence of a warm Earth 400,000 years ago
A new documentary is shedding light on a remarkable period in Earth’s history—one when large parts of Greenland, now buried under thick ice, were...