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What Was the First Life on Earth? Live Science
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Early Life on Earth – Animal Origins - History of Life on Earth
WebThe timeline of life on earth begins over 4.5 billion years ago. In the beginning, survival was difficult for any life forms. The struggle started … WebApr 11, 2024 · With everything I was doing, I tired in no time and my gait grew heavy. Geiser at a school camp. She remembers “how hard it was for me to fulfill what chores I had to do.” My disease symptoms then were only visible when I was under stress: After a sleepless night or at the end of a busy day. But as months went by, my normal days grew unwieldy. The earliest known life forms on Earth are believed to be fossilized microorganisms found in hydrothermal vent precipitates, considered to be about 3.42 billion years old. The earliest time for the origin of life on Earth is at least 3.77 billion years ago, possibly as early as 4.28 billion years ago —not long after the oceans formed 4.5 billion years ago, and after the formation of the Earth 4.54 billion years ago. The earliest direct evidence of life on Earth is from microfossils of microorg… list of every day of the year