The discovery of fossils dating back 250.8 million years near the Guizhou region of China suggests that complex ecosystems were present on Earth just one million years after the Permian-Triassic mass extinction, which is much earlier than previously thought. mcgill.ca Submitted by Wagamaga t3_10yp5oz on February 10, 2023 at 11:00 AM in science 16 comments 865
[deleted] t1_j83kc5e wrote on February 11, 2023 at 11:07 AM Our solar system does one revolution around the Milky Way in 230,000,000 years. Permalink 1
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