Keratin is the tough protein that forms hair, nails and hooves. It’s also responsible for something far stranger: human horns.

Since their arrival, there have always been people on the ISS, a continuous presence that is by far the longest in the history of spaceflight. NASA had planned to celebrate 25 years of humans on the ...

SpaceX Sunday said it is stepping up its efforts to develop a simplified Human Landing System for NASA as it pursues a plan to return to the moon.

Stone tools reveal that the First Americans followed a coastal route from East Asia, linking both sides of the Pacific during the Ice Age.

New findings reveal the geological age, context, and anatomy of hominin fossils discovered at the Ledi-Geraru Research Project in Ethiopia. Although scientists have uncovered much of the story of ...

New research reveals that early humans changed Europe’s landscapes long before farming began, using fire and hunting to alter ecosystems.

The Oct. 29 election was marred by violence as demonstrators took to the streets of major cities to protest the vote and stop the counting of votes.

For decades, Paranthropus robustus has intrigued scientists as a powerful, big-jawed cousin of early humans. Now, thanks to ancient protein analysis, researchers have cracked open new secrets hidden ...

Laura Torrent did not know that the tiny brown bat she caught in early 2024 would become a global milestone for biodiversity ...

The U.N. human rights chief said Friday that U.S. military strikes against boats in the Caribbean Sea and eastern Pacific Ocean allegedly carrying illegal drugs from South America are "unacceptable" ...

New research suggests the origins of modern humans may have begun by the sea in southern Africa 70,000 years ago.

Life on Earth began in a way that still boggles the mind. Around 4.5 billion years ago, a chemical process called abiogenesis ...