Extraterrestrial objects likely delayed complex life on Earth
[Bombardment of Earth’s surface by asteroids six or more miles long likely delayed the accumulation of oxygen in Earth’s atmosphere. This, in turn, likely delayed the development of complex life on the planet, according to new research that included UC Riverside scientists.]
Tim Lyons Nadja Drabon Harvard University Simone Marci At Southwest Research Institute Nature Geoscience Simone Marci
Source: ucr.edu