Who Were Your Millionth-Great-Grandparents?
Our pre-human ancestors are back there somewhere in the deep time that makes up Earth's braided history of life and change — and we are the tip of the spear moving that life forward, says Adam Frank.
Đọc thêm tại NPR
at August 1, 2017 at 07:10PM
Health & Science
Thứ Ba, 1 tháng 8, 2017
Đăng ký:
Đăng Nhận xét (Atom)
0 nhận xét:
Đăng nhận xét