Earth's oxygen-rich atmosphere emerged in whiffs from a kind of blue-green algae in shallow oceans around 2.5 billion years ago, according to new research from Canadian and US scientists.
Earth Sciences
Nov 20, 2015
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The quest to discover what drove one of the most important evolutionary events in the history of life on Earth has taken a new, fascinating twist.
Earth Sciences
Jun 19, 2019
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Some exoplanets shine brighter than others in the search for life beyond the solar system. New NASA research proposes a novel approach to sniffing out exoplanet atmospheres. It takes advantage of frequent stellar storms—which ...
Astronomy
Nov 2, 2017
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Rice University petrologists who recreated hot, high-pressure conditions from 60 miles below Earth's surface have found a new clue about a crucial event in the planet's deep past.
Earth Sciences
Apr 25, 2017
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Researchers in the Department of Earth Sciences at Syracuse University have confirmed that rising oceanic and atmospheric oxygen levels co-evolved with marine life hundreds of millions of years ago.
Earth Sciences
May 31, 2018
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Researchers have just published a theory of what powers the celestial phenomenon known as STEVE, the aurora-like glow amateur sky-watchers brought to scientists' attention in 2016.
Earth Sciences
Apr 8, 2020
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Between 2.5 and 4 billion years ago, a time known as the Archean eon, Earth's weather could often be described as cloudy with a chance of asteroid.
Earth Sciences
Oct 21, 2021
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248
Dozens of potentially habitable planets have been discovered outside our solar system, and many more are awaiting detection.
Astronomy
May 9, 2018
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312
By comparing simulations from 20 different computer models to satellite observations, Lawrence Livermore climate scientists and colleagues from 16 other organizations have found that tropospheric and stratospheric temperature ...
Earth Sciences
Nov 29, 2012
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(Phys.org)—A small team of researchers in the U.S. has found evidence in rock samples that suggests that oxygen levels during the Lomagundi Event were high enough to support the advancement of life on Earth. In their paper ...
