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Potassium May Be the Missing Piece in Blood Pressure Control
For decades, advice about high blood pressure has focused heavily on one message: eat less salt.
A new scientific report argues that this approach may...
Screen Time May Boost Cognitive Function
Screens are often blamed for many problems in childhood, from poor sleep to less exercise. But new research from Finland suggests the picture may...
Scientists Tame the Complex Physics of Sand with a Surprisingly Simple Trick
Sand may seem simple, but scientists still have a lot to learn about how billions of tiny grains behave together.
Now, researchers have found that...
Scientists Find a Way to Cut Lab-Grown Meat Production Costs by Up to 90%
Cultivated meat could become much cheaper to produce thanks to a new recycling system that uses tiny algae to turn production waste back into...
New Silicon Carbide Transistor Keeps Working at an Extreme 600°C
Electronic devices usually don't cope well with extreme heat.
But researchers in Japan have developed a new type of transistor that can operate at temperatures...
Aircrews Show Highest Share of Radiation-Linked Cancer Deaths
Pilots and flight attendants spend much of their working lives high above the ground, where the atmosphere provides less protection from radiation arriving from...
Dirty Air May Damage Gums and Teeth
Air pollution is widely known for harming the lungs and heart, but new research suggests the damage may also reach the mouth.
Scientists in Brazil...
Signal-Based System Could Bring End-to-End Encryption to Shared Online Documents
End-to-end encryption has become common in messaging apps, protecting conversations so that only the people involved can read them.
Now, researchers have developed a way...
Scientists Reveal a Universal Pattern Hidden in Quantum Matter
Different types of matter can sometimes behave in surprisingly similar ways when they reach a critical point between two states.
Scientists call this phenomenon “universality.”
At...
The Gold Rush Ended, But Its Entrepreneurial Legacy Didn’t, Study Finds
The gold rushes that drew hundreds of thousands of people to the American West may have left behind more than abandoned mines.
In a new...
Hurricane Hunters Reveal Early Warning Signs That a Storm May Strengthen
Scientists have identified several early signs that could help forecasters determine when a tropical cyclone is becoming organized enough to strengthen, potentially providing communities...
Astronomers Discover 4 Strange Planets Around One of Our Closest Stars
Astronomers have taken their most detailed look yet at a fascinating group of small planets orbiting Barnard’s Star, one of the closest stars to...
Your Gut May Turn Vegetables Into Protective Compounds
The trillions of bacteria living inside the human digestive system do much more than help break down food.
They operate almost like a tiny chemical...
Pacemaker Could Run on Heartbeats
Scientists at the University of Wisconsin–Madison have developed an experimental pacemaker that can collect energy from the beating heart instead of depending on a...
Common Bowl Disease May Affect More Than the Gut
Ulcerative colitis is usually thought of as a disease of the bowel. Yet a large study from the United States has found that people...
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New Flexible Screen Shines Brighter Than a Typical Smartphone
Scientists have developed a thin, flexible display that can shine several times brighter than a typical smartphone screen while using relatively little power.
The technology...
A Millisecond Flash of Light Could Make Solar Materials Far More Powerful
A powerful flash of light lasting less than a millisecond could offer a new way to make materials that capture solar energy much more...
Dying Galaxies Reveal What Happens After Black Hole Jets Switch Off
Astronomers have discovered a group of faint "dying" radio galaxies that could change our understanding of what happens after supermassive black holes stop producing...
Mars Dust Could Threaten Astronauts’ Lungs, NASA Warns
Future astronauts exploring Mars will face a danger that may be much harder to avoid than extreme cold or radiation: dust.
NASA has released a...
There’s a better way to cool data centers that cuts their huge thirst for...
Water is an amazing substance.
The human body is made up of more than 50% water. Approximately 70% of the Earth's surface is covered by...