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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...
These things may double stroke risk in people under 50
New research shows that younger adults who have migraines or other unusual health issues may face double the risk of stroke compared to those...
Chronic pain may strongly increase high blood pressure risk
A new study has found that chronic pain may raise the risk of developing high blood pressure.
The study, published in the American Heart Association...
Can a constipation drug protect failing kidneys?
Chronic kidney disease (CKD) is a serious condition that affects millions of people around the world. As the disease gets worse, many patients end...
Simple blood test could better predict heart disease risk
For nearly 60 years, doctors have used blood cholesterol levels to find out who is at high risk of heart disease.
But a new study...
This diet may reduce death risk in people with type 2 diabetes
A major new study has shown that people with type 2 diabetes can lower their risk of early death by eating a healthy diet...
Scientists find better way to treat back pain in older adults
About 20 years ago, Gregory Hicks started a research journey that few people in the United States were exploring at the time: studying long-term...
Your lower blood pressure number could predict dementia and stroke
When you visit the doctor and get your blood pressure checked, the machine wraps around your arm, squeezes it, and then gives two numbers.
Most...
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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...
How ancient people may have turned water into wine—using only raisins
It may sound like a miracle, but new research suggests that people in ancient times could have made wine simply by soaking sun-dried raisins...