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Near-Earth asteroid Bennu could hit Earth in 157 years and set off a global ‘impact winter,’ study says
The asteroid that slammed into Earth 66 million years ago and led to the extinction of ... Bennu collide with Earth about every 100,000 to 200,000 years, according to the study.
Business Insider7y
The longest-living life-forms on Earth
They have been alive since before humans even existed — that's more than 200,000 years ago. Following is a transcript ... the longest-living life-forms on Earth: The average human lives for ...
ZME Science on MSN11d
The Solar System Passed Through a Massive Cosmic Wave Millions of Years Ago — And This May Have Cooled Earth
The Radcliffe Wave is a massive, undulating structure filled with dense clouds of gas and dust, stretching across several ...
Scientists Uncover a Galactic Encounter That May Have Changed Earth’s Climate
Millions of years ago, our Solar System sailed through the Orion Complex, part of the vast Radcliffe Wave structure. This ...
National Geographic news5mon
Precambrian Time
Precambrian time covers the vast bulk of the Earth's history, starting with the planet's creation about 4.5 billion years ago and ending with the emergence of complex, multicelled life-forms ...
Nature3y
Green Sahara: African Humid Periods Paced by Earth's Orbital Changes
Paleoclimate and archaeological evidence tells us that, 11,000-5,000 years ago, the Earth's slow orbital 'wobble' transformed today's Sahara desert to a land covered with vegetation and lakes.