Mineral particles played a key role in raising oxygen levels in the Earth's atmosphere billions of years ago, with major implications for the way intelligent life later evolved, according to new research.
Earth Sciences
Mar 6, 2023
0
43
Astronomers using W. M. Keck Observatory on Maunakea in Hawaiʻi have discovered that aurorae at visible wavelengths appear on all 4 major moons of Jupiter: Io, Europa, Ganymede, and Callisto.
Astronomy
Feb 16, 2023
0
264
Chemically, carbon dioxide is incredibly simple—it is just one carbon atom linked with two oxygen atoms. Together they create a colorless gas that makes up just a tiny fraction of the Earth's atmosphere, about 0.04%.
Earth Sciences
Feb 6, 2023
48
17
A study of the upper atmosphere's composition has successfully measured an increased presence of 18O, a heavier oxygen isotope with 10 instead of eight neutrons. Helmut Wiesemeyer (MPIfR Bonn) and his colleagues have measured ...
Earth Sciences
Feb 2, 2023
0
25
The 40-meter-high monitoring tower of the Innsbruck Atmospheric Observatory near the city center of Innsbruck in Austria continuously provides data on the composition of the atmosphere near the surface. Every hour, 36,000 ...
Environment
Jan 18, 2023
0
31
When NASA's Mars rovers found manganese oxides in rocks in the Gale and Endeavor craters on Mars in 2014, the discovery sparked some scientists to suggest that the red planet might have once had more oxygen in its atmosphere ...
Planetary Sciences
Dec 22, 2022
0
387
A research group from Nagoya University in Japan has developed a model to clarify the importance of analyzing the formation of clouds from human and natural particles. Since many climate models simplify the formation of atmospheric ...
Earth Sciences
Dec 5, 2022
4
2
The amount of oxygen in the Earth's atmosphere makes it a habitable planet.
Earth Sciences
Nov 29, 2022
1
252
In 1848, Louis Pasteur successfully segregated two types of crystals of double sodium-ammonium salt of tartaric acid, which were mirror images of each other. Back then, this was done manually through a painstaking process ...
Polymers
Nov 15, 2022
0
19
In a study led by Dr. Lei Ding and Prof. Jianping Huang (College of Atmospheric Sciences, Lanzhou University), researchers found the future terrestrial ecosystem will produce more oxygen for atmosphere when exploring the ...
Earth Sciences
Nov 9, 2022
0
2
