'Snowball Earth' might have been slushball
At least five ice ages have befallen Earth, including one 635 million years ago that created glaciers from pole to pole.
At least five ice ages have befallen Earth, including one 635 million years ago that created glaciers from pole to pole.
Earth Sciences
Apr 9, 2023
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Rapidly melting Antarctic ice threatens to dramatically slow deep-water currents in the world's oceans, scientists say, impacting the spread of fresh water, oxygen and life-sustaining nutrients for centuries.
Environment
Apr 1, 2023
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Antarctic sea ice is an important component of the climate system, and may act as an early indicator of climate change. Under global warming, significant changes in Antarctic sea ice have been observed. Specifically, it experienced ...
Earth Sciences
Mar 31, 2023
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The NISAR Earth science mission has moved a step closer to its 2024 launch. Its science payload of two radar systems, one built by NASA and the other by the Indian Space Research Organization (ISRO), recently completed the ...
Earth Sciences
Mar 8, 2023
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Sea ice in Antarctica shrank to the smallest area on record in February for the second year in a row, continuing a decade-long decline, the European Union's climate monitoring service said Tuesday.
Environment
Mar 8, 2023
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The first ever Canadian rover to set wheels on the moon is currently under construction for a mission set to launch as early as 2026. The rover will explore the south polar region of the moon in a search for water ice in ...
Planetary Sciences
Mar 2, 2023
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A new interactive Antarctic map promises to assist voyage planning and enhance climate research in the sea-ice zone, by bringing together Southern Ocean data from the past four decades.
Earth Sciences
Feb 20, 2023
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In 2015, when NASA's New Horizons spacecraft encountered the Pluto-Charon system, the Southwest Research Institute-led science team discovered interesting, geologically active objects instead of the inert icy orbs previously ...
Astronomy
Feb 7, 2023
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NASA's Lunar Flashlight has communicated with mission controllers and confirmed it is healthy after launching Sunday, Dec. 11, at 2:38 a.m. EST (Saturday, Dec. 10, at 11:38 p.m. PST) from Cape Canaveral Space Force Station ...
Space Exploration
Dec 12, 2022
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Antarctic sea ice deeply affects the global climate in several ways. It regulates the exchanges of heat and gases between the ocean surface and the atmosphere, and drives the formation of the Antarctic Bottom Water that travels ...
Earth Sciences
Dec 5, 2022
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