One year into Donald Trump’s second term, the US has changed global politics through aggressive tariffs, mass deportations, ...

One last look back at the Christmas break.

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The thought experiment suggests that we need to avoid human biases in our ...

In September, NASA announced the discovery of a possible sign of life, known as a potential biosignature, on Mars. The Perseverance rover, which has been exploring a dried-up lakebed for years, found ...

Here’s what you’ll learn when you read this story: The Dmanisi Hominid Archaeological Site is home to the oldest hominid fossils in Europe, and many studies have tried to sort through the fossils to ...

They’ve got their 3Is on the prize. The highly anticipated data 3I/ATLAS’ Earth tour last month is in. A targeted scan of 3I/ATLAS for signs of radio transmitting tech has come up empty — but Harvard ...

HAVANA, Jan 4 (Reuters) - The Cuban government said on Sunday that 32 of its citizens were killed during the U.S. raid on Venezuela to extract President Nicolas Maduro for prosecution in the United ...

Researchers are exploring how certain bioactive materials can help seal tiny channels in dentin, offering smart solutions for problems related to teeth sensitivity. Dentin hypersensitivity is among ...

In the early 2000s, dental clinician and stem cell researcher Songtao Shi’s six-year-old daughter lost her first tooth. Curious, Shi, then at the University of Pennsylvania, took a closer look at its ...