Using new methods to analyze stone projectile points crafted by North America’s earliest human inhabitants, Smithsonian scientists have found that these tools show evidence of a shift toward more ...

Traces of adaptation and cultural diversification found among early North American stone tools. ScienceDaily. Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2017 / 07 / 170726120329 ...

Stone tools found in a Mexican cave suggest that people were living in ... the most widely accepted dates for the earliest known North American archaeological sites date to before 15,000 years ...

KidsPost Stone tools discovered in Mexico point to earlier North American settlers. Find in a mountain cave suggests humans lived on the continent 26,500 years ago.

Now archaeologists have uncovered stone tools in Texas that could be as old as 20,000 years. ... That's older than the general consensus on North American occupation, ...

The results included the first direct evidence on ancient stone tools of the blood of an extinct mammoth or mastodon (Proboscidean) and the extinct North American horse (Equidae) on Paleo-American ...

He found nearly 300 tools on Parsons Island and says they're around 22,000 years old. That's thousands of years before many scientists think humans first journeyed to North America.