Despite seeming like a relatively stable place, the Earth's surface has changed dramatically over the past 4.6 billion years. Mountains have been built and eroded, continents and oceans have moved ...

These radioactive elements decay at known rates, effectively acting as a built-in clock that reveals precisely when the eggs were buried millions of years ago. This natural timekeeping mechanism has ...

Year after year, students have walked the halls of San Pedro High School in Los Angeles. What seemed to be an ordinary renovation turned out to be an extraordinary discovery when a trove of ancient ...

The year's top paleontological wonders ranged from a 540-million-year-old penis worm to a decades-old rodent impression.

A partial remodel of San Pedro High School turned up something remarkable: one of the most stunning fossil beds archeologists have discovered, bosting once-underwater fossils from species dating back ...

Scientists have found the oldest fossil of a giant tadpole, which moved more than 160 million years ago. The recent fossil discovery in Argentina predates the former ancient record holder by roughly ...

A remarkable fossil discovered in northern China suggests that multiple human species once shared the region around 150,000 ...

A Tel Aviv University–led study of 160-million-year-old fossils shows that some feathered dinosaurs likely became flightless, challenging the idea that the evolution of flight followed a linear path ...