Six years ago the Cassini spacecraft, which had spent nearly two decades in orbit around Saturn, finished its mission with a grand finale, plunging itself into the depths of Saturn's atmosphere. Those last few orbits and ...
Planetary Sciences
May 16, 2023
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20
The 2019-2020 bushfire season was devastating. Vast areas of pristine forest burned, many for the first time in memory. By some estimates, a billion native animals died up and down Australia's east coast. Dozens of people ...
Earth Sciences
May 13, 2023
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19
In recent years, large, intense wildfires, known as megafires, have increasingly caused severe damage to forests, homes, and crops. In addition to megafires fatally impacting humans and wildlife alike, they may also be impacting ...
Earth Sciences
Apr 20, 2023
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46
The secret has been hiding in plain view for 40 years. But it took the insight of a veteran astronomer to pull it all together within a year, using observations of Saturn from NASA's Hubble Space Telescope and retired Cassini ...
Astronomy
Mar 30, 2023
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655
A NASA rocket team is on the hunt for giant hurricane-like swirls in our upper atmosphere. These swirls, or vortices, may be key to upper atmospheric weather patterns that affect the entire globe. The Vorticity Experiment, ...
Planetary Sciences
Mar 17, 2023
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6
A prototype telescope designed and built by Lawrence Livermore National Laboratory (LLNL) researchers has been launched from Cape Canaveral, Florida to the International Space Station (ISS).
Astronomy
Mar 16, 2023
0
45
The ozone layer is on track to heal within four decades, according to a recent UN report, but this progress could be undone by an upsurge in rocket launches expected during the same period.
Environment
Feb 3, 2023
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34
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
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25
Black carbon aerosol is the product of incomplete combustion of fossil fuels and biomass, and has strong light absorption. Black carbon deposition in snow ice reduces the albedo of the snow ice surface, accelerating the melting ...
Earth Sciences
Dec 29, 2022
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9
An arctic blast is bringing extreme cold, heavy snow and intense wind across much of the U.S. this week—just in time for the holidays.
Environment
Dec 21, 2022
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