Latest Reports

Study discovers a new cause of Alzheimer’s disease

Alzheimer’s disease is the most common type of dementia, and it affects millions of people around the world, especially older adults. It is a...

People with this heart problem have much higher risks of heart attack, stroke

Atrial fibrillation, often called AF, is one of the most common heart rhythm problems in the world today. It affects many people in the...

One device, two jobs: A solar cell that also shines like an LED

Imagine a screen that can power itself when you are not using it. Instead of just sitting idle, it could collect light from its surroundings...

Astronomers finally crack the mass mystery of Orion’s hidden young stars

A star’s mass shapes everything about its life, from how bright it shines to how it eventually dies. Small stars like our Sun burn slowly...

Strange new shape boosts energy conversion by over 8 times

Every day, huge amounts of energy are wasted as heat. Cars release heat through their exhaust, factories lose heat during production, and even our...

Why many older people stick to risky brain-affecting drugs

Medicines that affect the brain, such as antipsychotics and certain sleep drugs, are widely used in older adults. These drugs can sometimes help with...

Heat, pollution, and a changing climate are raising stroke risk around the world

Stroke is one of the leading causes of death and disability worldwide. It happens when blood flow to the brain is interrupted, either by a...

This common knee surgery may do more harm than good, study finds

Knee pain is a very common problem, especially as people get older. One of the most frequent causes is damage to a structure in...

America’s health care cost crisis: what you need to know

Health care in the United States has become a major concern for many people. The cost of seeing a doctor, staying in a hospital,...

Weight-loss drugs could protect heart health, study shows

Heart disease remains one of the biggest health threats around the world. It includes conditions such as heart attacks and strokes, which happen when...

A spice compound could protect heart health in diabetes

Curcumin is the natural compound that gives turmeric its bright yellow color. For many years, it has been studied for its anti-inflammatory and antioxidant...

Unexpected cancer mutations in brain’s immune cells may fuel Alzheimer’s disease

Alzheimer’s disease is a condition that slowly affects memory and thinking. It is one of the most common brain diseases in older adults, and many...

Astronomers discover missing planets around the galaxy’s most common stars

Astronomers have discovered something surprising about planets beyond our solar system. Even though planets are incredibly common—scientists now estimate there is at least one planet...

A weight-loss drug may help cut heavy drinking

Alcohol use disorder is a serious health problem around the world. It affects millions of people and is linked to about 5 percent of...

Study finds link between wildfire smoke and increased cancer risk

A new study suggests that breathing in wildfire smoke over long periods of time may increase the chance of developing certain cancers. The research was...

Week's Top

Editors Picks

Why “soft” lithium can break batteries

Solid-state batteries are often described as the future of energy storage. They could allow phones to run for days without charging and give electric cars...

How malaria controlled human survival in Africa for 74,000 years

For tens of thousands of years, a tiny but deadly enemy may have quietly shaped where early humans could survive in Africa. New research suggests...

This new method could turn nearly all waste into usable energy

Researchers have found a clearer path to turning everyday waste into clean, usable gas for homes and businesses. A team led by Mohsen Talei at...

A simple touch that could make solar cells last much longer

A new study has revealed a surprisingly simple way to improve one of the biggest weaknesses of next-generation solar cells. Researchers from Korea University and...

Scientists map hidden magnetic fields on the sun’s far side

From Earth, we only ever see half of the sun. The other half—the far side—is always hidden from view. But what happens there still matters. Powerful...