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Galactic archaeologists find stars in the Milky Way came from another galaxy 12 billion...
Look up on a dark night and the Milky Way appears as a calm band of stars across the sky. But our galaxy has...
Astronomers Discover a Mysterious New Object Called a ‘Black Hole Star’
Astronomers may have discovered an entirely new kind of object in the early universe: something that looks like an enormous star but is powered...
A Cheap Drug Could Help Treat Most Difficult Heart Disease
A medicine that costs only a few cents a day could become more important in treating one of the world's most difficult heart conditions.
New...
Brain May Hold a New Key to Fighting Fatty Liver Disease
The liver may have an unexpected ally in the brain.
Scientists at McMaster University have found that a hormone called GDF15 can start a chain...
The Best Exercise for Joint Health in Older People
Getting older can bring more experience and confidence, but it can also bring stiffer and more painful joints.
Many people respond by moving less because...
Estrogen Use Linked to Lower Dementia Risk
A large study has found an intriguing link between estrogen hormone therapy and brain health in older women.
Women who had used the treatment later...
New Compound Could Slow Alzheimer’s Damage
Scientists at ETH Zurich have developed an experimental compound that may offer a new way to slow some of the damage caused by Alzheimer’s...
Cannabis Could Affect Heart Rhythm, Study Finds
Scientists expected cannabis to increase abnormal heartbeats.
Instead, a carefully monitored study found the opposite for one common type of early heartbeat, leaving researchers with...
Stress Hormone May Help the Brain Repair Itself
Scientists have discovered an unexpected role for a well-known stress hormone in the brain.
The finding could improve our understanding of how the brain repairs...
Belly Fat and Low Vitamin D May Be a Dangerous Mix
Having too much fat around the waist and very low vitamin D levels at the same time may be especially risky after age 50.
A...
7 Blood Proteins May Help Track Alzheimer’s Stage
A simple blood draw is moving closer to providing information about Alzheimer’s disease that once required expensive brain scans.
Researchers have identified a group of...
Can Strength Training Help You Live Longer?
Many people think of exercise as walking, running, swimming or cycling.
But a long-running Brisbane study suggests that working the muscles may be just as...
New Test May Beat Painful Urinary Tract Infections
Urinary tract infections, often called UTIs, are among the most common bacterial infections. They affect millions of people every year, especially women.
About half of...
Scientists Find a Key to Treating High Blood Pressure
High blood pressure is one of the most common health problems in the world.
It happens when blood pushes against artery walls with too much...
Lower Blood Pressure Target May Prevent More Heart Problems
High blood pressure is one of the most common health problems in adults and a major cause of heart disease and stroke.
Because it often...
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Scientists Discover Strange ‘Slow’ Electrons That Could Transform Computer Memory
Scientists have discovered an unusual state of matter in which huge numbers of electrons appear to move slowly together while maintaining their quantum behavior.
The...
New MIT Coding Technique Makes Some GPU Tasks Nearly Four Times Faster
Researchers have developed a new programming technique that can make some calculations on graphics processing units, or GPUs, nearly four times faster by teaching...
Astronomers Catch a Dying Star Recycling Its Material Back into Space
Astronomers have captured a remarkable view of a dying star's remains being broken apart and mixed into the space between stars.
The discovery offers a...
A Blazar 1.5 Billion Light-Years Away Is Challenging What Astronomers Thought They Knew
About 1.5 billion light-years from Earth, a galaxy called PKS 2155-304 is giving astronomers more questions than answers.
After studying nearly two decades of observations,...
New Electronic Skin Could Help Robots and Prosthetic Limbs Feel Touch Before Contact
Scientists have developed a new type of electronic skin that can detect touch, pressure and even nearby objects, while allowing its sensitivity to be...