At White Sands National Park in New Mexico, archaeologists identified 20,000-year-old ... years ago. If they are correct -- there remains some debate around the topic -- then humans arrived ...

A cache of 1.5 million-year-old bone tools uncovered in Tanzania suggest ancient human ancestors were capable of critical thinking and advanced craftsmanship.

Early human migration timeline into South America has stirred debate. Researchers have long argued about when these first ...

Humans' unique language capacity was present at least 135,000 years ago, according to a survey of genomic evidence. As such, language might have entered social use 100,000 years ago.

A recent study revealed that humans began domesticating ... These trash heaps span the last 11,000 years and contain fragments of more than 20,000 plants such as avocados, bottle gourds, agave ...