Latest Reports

How microbes on rock surfaces control groundwater chemistry

Far below the Earth’s surface, deep inside cracks and pores in solid rock, vast communities of microorganisms are quietly at work. These microscopic organisms are...

Scientists achieve near-perfect light transmission on silicon chips

Optical fiber quietly powers much of the modern world. It carries internet traffic across oceans and cities with astonishing efficiency, letting light travel kilometers with...

This 4D-printed smart skin can transform its shape and reveal hidden images

Most synthetic materials are made to do just one or two things. Once they are created, their properties rarely change. A research team at Penn...

Is there really a black hole at the Milky Way’s center—or something even stranger?

For decades, astronomers have believed that a supermassive black hole sits at the heart of our galaxy. This object, known as Sagittarius A*, is thought...

New method may slow memory loss in Alzheimer’s

Alzheimer’s disease is often talked about using large numbers. Millions of people around the world are affected, and the number continues to grow every...

Immune system may play a big role in heart failure

Heart failure is a serious and long-lasting condition that affects millions of people around the world. It often begins after the heart muscle is...

A new drug may help prevent second strokes without raising bleeding risk

A stroke can change a person’s life in an instant, and for many survivors, the fear of having another stroke never fully goes away....

Forever chemicals in drinking water may trigger multiple sclerosis

Every day, people drink water believing it is clean and safe. Yet growing evidence suggests that invisible chemical leftovers from plastics and industrial products...

Study finds the biggest risk factors of cancer you can change

Almost 40% of new cancer cases around the world in 2022 may be linked to things we can change, according to a new study...

A new daily pill could dramatically cut ‘bad’ cholesterol

Heart disease remains one of the leading causes of death around the world, largely driven by high levels of low-density lipoprotein cholesterol, often called...

How to detect liver disease early in older people

Liver disease is a serious health problem that can affect people at any age, but it becomes especially important to understand how it shows...

Scientists find a very early sign of Alzheimer’s disease

Alzheimer’s disease is a brain condition that slowly destroys memory, thinking skills, and the ability to do everyday tasks. It affects millions of people...

How even slightly high blood pressure can harm your heart

High blood pressure is often called the “silent killer.” That’s because it usually has no clear warning signs, but it can quietly damage the...

Heavy drinking may cause long-lasting brain damage

A new study has shown for the first time how heavy drinking can cause long-term damage to the brain, even after someone stops drinking. This...

Study finds a surprising cause of type 2 diabetes

Diabetes is a growing health problem around the world. Right now, about 415 million people have diabetes, and most of them—around 90%—have type 2...

Week's Top

Editors Picks

A 40-million-year-old ant hidden in Goethe’s amber still has stories to tell

More than 200 years after Johann Wolfgang von Goethe’s death, his curiosity about nature is still leading to new discoveries. Scientists in Germany have now...

For the first time, scientists detect molecule critical to life in interstellar space

The chemical is known as thiepine, or 2,5-cyclohexadiene-1-thione (C₆H₆S), a ring-shaped sulfur-bearing hydrocarbon produced in biochemical reactions. When examining the molecular cloud G+0.693–0.027, a star-forming...

A new cosmic map reveals how dark matter built the universe we live in

Scientists have created the most detailed map yet of dark matter—the mysterious substance that makes up most of the universe and quietly shapes everything...

Why the ocean around Greenland is expected to drop—even as the world’s seas rise

Sea levels are rising across most of the planet as the climate warms and ice melts. But around Greenland, scientists say the opposite is likely...

A hidden dark matter sheet may be steering our cosmic neighborhood

Astronomers may have solved a long-standing mystery about how galaxies near the Milky Way move through space. New computer simulations suggest that our galaxy is...