The first animals on Earth may have been sea sponges, study suggests
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#EarlyEarth #SeaSponges #AncientLife #EvolutionaryOrigins #Paleontology
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MIT News
The first animals on Earth may have been sea sponges, study suggests
Some of the first animals on Earth were likely ancestors of the modern sea sponge, according to MIT geochemists who unearthed new evidence in very old rocks.
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Meteor impacts on early Earth may have been the "spark" for life by creating hydrothermal vent systems in craters. A new review suggests these hot, mineral-rich environments provided the chemical energy and stability needed for the first cells to form, similar to theories about deep-sea vents.
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#OriginsOfLife #HydrothermalVents #EarlyEarth
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MDPI
Deep-Sea Hydrothermal Vent and Impact-Generated Hydrothermal Vent Systems: Insights into the Origin of Life
Studies of deep-sea hydrothermal vent systems have generated a spectrum of hypotheses concerning the origin of life on Earth. The present paper integrates recent literature surrounding three separate hydrothermal vent systems (Lost City in the mid-Atlantic…
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Early Earth was a molten, asteroid-blasted hellscape. Scientists now know when that changed: « A new study narrows the timeline for the emergence of life on Earth. »
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#OriginOfLife #EarlyEarth #Astrobiology
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#OriginOfLife #EarlyEarth #Astrobiology
Gizmodo
Early Earth Was a Molten, Asteroid-Blasted Hellscape. Scientists Now Know When That Changed
A new study narrows the timeline for the emergence of life on Earth.