The earliest known life on Earth are fossilized microorganisms found in hydrothermal vent precipitates. Currently dated to about 3.42 billion BCE. These microorganisms were prokaryote cells. Single celled organisms with no nucleus and had early simple DNA. More complex DNA in a nucleus evolved about 1.5 billion years later in Eukaryotic cells, circa 2 billion BCE.
I’m taking this time to catch up with the paired videos for recent WWB editions, and to restructure the WWB into seasions of 8 weeks: 40 tidbits consisting of 32 1-Minute Hot Topics and 8 quotes. Each week featureing a tidbit in philosophy, science, critical, thinking, and history as well as a weekly quote. Follow the TST YouTube channel to catch all new videos. –Mike
1START: Philosophy >
3Critical Thinking >
4History!
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