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earth
11 天
Ancient rocks suggest that Earth was once a 'snowball'
Ever since the term “Snowball Earth” was first proposed in a 1992 paper, it has prompted substantial debate among scientists.
来自MSN
3 小时
Did plate tectonics give rise to life? Groundbreaking new research could crack Earth's ...
Life on the planet ultimately recovered because weathering of continental rocks breaks down carbon-bearing minerals and washes ... get every last little piece of information we can get from them," ...
Live Science
12 天
'Missing link' found in ancient rocks of Colorado show that Snowball Earth really happened
Geologists found evidence in the way enigmatic sandstones called Tava formed in the Rocky Mountains hundreds of millions of ...
Labroots
10 天
Colorado Rocks Reveal Evidence of Snowball Earth
While the Earth has experienced countless climate variations during its long history, a longstanding hypothesis known as ...
earth
1 天
Discovery: Ancient Mars had hot water that could have supported life
Curtin University scientists discover 4.45-billion-year-old evidence of water activity on Mars, hinting at early habitability ...
Phys.org on MSN
13 天
Was 'Snowball Earth' a global event? New study delivers best proof yet
Geologists have uncovered strong evidence from Colorado that massive glaciers covered Earth down to the equator hundreds of ...
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