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We imagine that if global emissions are reduced, the problem will sort itself out. It actually takes much more time than we can imagine—sometimes hundreds or even thousands of years. We have entered a very crucial stage called ...

Archaeologists excavating Maya sites at Kaxil Uinik and Ayiin Winik in Belize have discovered the first reported Late Postclassic altar in the region, along with additional evidence that Postclassic Maya people continued ...

Archaeologists working at the ancient Maya site of El Palmar in Campeche, Mexico, have discovered what may be the earliest known Long Count calendar date in the Maya lowlands. It is carved into a stone monument and is interpreted ...

A Stanford team used geospatial data and detection algorithms to achieve a tenfold increase in rescues from modern slavery in the Brazilian Amazon. Now, they are planning to expand their approach.

A product that was introduced as a safer alternative to smoking is causing lung and cardiovascular damage in young adults, according to new University of Alberta research published today.

Transistors, small devices that can amplify or switch electrical signals, are central components of all modern computer chips and digital devices. There are two main types of transistors, known as n-type and p-type transistors.

Astronomers have identified a possible new example of one of the universe's strangest galaxy types: galaxies that appear to contain little or no dark matter. The newly studied pair, FCC 224 and FCC 240, on the outskirts of ...

Over the past few years, GLP-1 drugs have transformed the treatment landscape for obesity and type 2 diabetes. By mimicking a hormone that helps regulate blood sugar, slows digestion and curbs appetite, these medications ...

An international team of researchers has reported a major advance in understanding quantum dynamics in semiconductor materials. They directly observed how excitons and phonons evolve together in perovskite nanocrystals, revealing ...

The first few billion years of Earth's history saw the rise of life, the atmosphere and the oceans. Still, that time is shrouded in mystery: Not many rocks remain that preserve a record of those early iterations of our modern ...

Psilocybin is a naturally occurring psychoactive compound found in mushrooms of the Psilocybe genus. These mushrooms may have existed on Earth for nearly 65 million years, dating to the asteroid impact that caused the dinosaurs' ...

Our brain prepares the body for an incoming meal before we even take the first bite. The aroma of food simmering on the stove, for instance, can trigger the brain to send signals to the pancreas, which in turn releases insulin ...