How life's building blocks took shape on early Earth: The limits of membraneless polyester protocell formation
One leading theory on the origins of life on Earth proposes that simple chemical molecules gradually became more complex, ...
Near-Earth asteroid Bennu could hit Earth in 157 years and set off a global ‘impact winter,’ study says
Near-Earth asteroid Bennu has a slim chance of colliding with Earth in 2182. If it does, the impact could trigger a global ...
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Historic asteroid sample reveals the ‘building blocks of life are in fact extraterrestrial in origin,’ scientists say
Scientists have detected organic compounds and minerals necessary for life in the samples collected by the OSIRIS-REx mission ...
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Meteorite discovery challenges long-held theories on Earth's missing elements
Earliest inner solar system planetesimals shaped the inventory of moderately volatile elements in terrestrial planets.
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Water arrived on Earth gradually over time, not in one big event
Earth received water toward the final stages of its formation. This reshapes understanding of the conditions needed for life.
Blue Origin mission simulates moon gravity
Blue Origin's New Shepard rocket and spacecraft completed its moon-gravity mission, but the capsule appeared to have a slight ...