Ancient unicellular organism indicates embryonic development might have existed prior to animals' evolution
Chromosphaera perkinsii is a single-celled species discovered in 2017 in marine sediments around Hawaii. The first signs of its presence on Earth have been dated at over a billion years, well before ...
Smithsonian Magazine on MSN23h
This Stunning New Atlas Explores Humanity’s Ancient Relationship With Space and the Universe
Written by the former chief historian of NASA, the book examines the evolution of our cosmic understanding—from early civilizations to the present day ...