During risky expeditions in an underwater cave in Mexico, scientists unearth the skeleton of a 13,000-year-old prehistoric teenager to gain insight into the earliest known humans in America.
2018-02-07
2022-05-09
2016-01-01
2021-05-13
2022-05-02
2021-11-20
2019-04-20
2019-06-23
1996-12-31
2022-06-25
2018-01-19
2013-11-13
2021-02-12
2022-05-28
2023-08-31
2015-09-10
2023-09-07
2022-06-01
2011-01-01
2007-01-01
1994-10-19