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earth
15 小时
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.
5 小时
on MSN
Could aliens spot humans on Earth? These 12 signs might reveal human life from 12,000 ...
SETI scientists suggest that extraterrestrial civilizations could detect Earth through 'technosignatures' like planetary ...
1 天
on MSN
Life-bearing water arrived on Earth later rather than sooner, meteorite analysis suggests
A team led by a Rutgers-New Brunswick scientist has concluded water did not arrive as early during Earth's formation as ...
6 天
on MSN
The ingredients to life on Earth were discovered on a distant asteroid for the first time: NASA
Analysis of debris from the nearly 5 billion-year-old asteroid Bennu suggests the building blocks of DNA and RNA were present ...
ExtremeTech on MSN
14 小时
SETI Researchers Pretend to Be Aliens Searching for Earth
Their research reveals which Earthly 'technosignatures' would be easiest to detect from a planet across the galaxy.
Krone
5 小时
“Our life on Earth is unique”
US astronaut Terry Virts prefers to share his experiences from space through his photographs. He tells the exciting stories ...
2 天
on MSN
Is there life out there? The existence of other technological species is highly likely
According to astronomers, there are approximately 200 billion trillion stars in our observable universe — chances are, ...
Astronomy
22 小时
Scientists find life’s ‘building blocks’ in asteroid Bennu samples
The meteor fragments returned by OSIRIS-REx shed light on the entwined history of water and the chemical ingredients of life ...
6 天
Scientists find a 'next step on a pathway to life' in space
Samples of organic matter returned from the asteroid Bennu support the theory that asteroids could have brought the building ...
Greek Reporter
21 小时
Life and Water Appeared on Earth After the Moon Formed, Researchers Say
Water, one of the essential ingredients for life on Earth, did not appear on the planet until after the moon-forming event, a new study claims ...
6 天
on MSN
Historic asteroid sample reveals the ‘building blocks of life are in fact ...
Scientists have detected organic compounds and minerals necessary for life in the samples collected by the OSIRIS-REx mission ...
Nature
7 天
Asteroid fragments upend theory of how life on Earth bloomed
The Bennu discovery helps to illuminate how, early in the Solar System’s history, asteroids and other planetary building blocks were not just “lumps of stone and ice, but active ‘living’ objects”, ...
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