Using new radiocarbon dating on ancient footprints found preserved in the gypsum-rich ground in White Sands, researchers have ...

Humans were present in North America 10,000 years earlier than previously thought, according to a new study. Researchers from ...

Humans were present in North America 10,000 years earlier than previously thought, according to a new study. Researchers from ...

These lines in the mud are now pushing scientists to rethink the origin story of the Americas. In 2021, a first analysis of these footprints found that they were between 21,000 and 23,000 years old.

May 6, 2025 — Tyrannosaurus rex evolved in North America, but its direct ancestor came from Asia, crossing a land bridge connecting the continents more than 70 million years ago, according to a ...