The gullies of Mars have fascinated scientists since they were first identified through high-definition images transmitted to Earth by the Mars Global Surveyor in the late 1990s.
Space Exploration
Feb 6, 2015
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13
This animated gif shows the build up of frosts in a 73 x 41 km section of the north polar ice cap of Mars between November and December 2004.
Space Exploration
Jan 23, 2017
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5
This image shows the south-facing rim of a pit crater at 68°S in the Sisyphi Planum region of Mars. It is a colour composite made from images acquired on 2 September 2018 by the Colour and Stereo Surface Imaging System, ...
Space Exploration
Sep 18, 2018
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14
The Obama administration on Friday released a national strategy for the Arctic in advance of Secretary of State John Kerry's trip next week to Sweden to attend a conference of eight polar nations.
Environment
May 13, 2013
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0
All humanity benefits from Antarctica and the Southern Ocean that surrounds it. To some, these benefits may seem priceless. But in our market-driven world, calculating the economic value of the environment can be a useful ...
Earth Sciences
Feb 27, 2024
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11
The CaSSIS camera onboard the ExoMars Trace Gas Orbiter captured remnant frost deposits in a region near Sisyphi Tholus, in the high southern latitudes of Mars (74ºS/246ºE).
Space Exploration
Jan 12, 2021
0
13
Wisconsin is famous for its ice fishers—the stalwarts who drill holes through lake ice in the hope of catching a winter dinner. Less well known are the state's big-league ice drillers—specialists who design huge drills ...
Earth Sciences
Oct 30, 2014
1
0
Making predictions about climate variability often means looking to the past to find trends. Now paleoclimate researchers from the University of Missouri have found clues in exposed bedrock alongside an Alabama highway that ...
Earth Sciences
Oct 8, 2015
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12
Ancient air samples from one of Antarctica's snowiest ice core sites may add a new molecule to the record of changes to Earth's atmosphere over the past century and a half, since the Industrial Revolution began burning fossil ...
Earth Sciences
Dec 13, 2019
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6
Month after month, global temperatures are setting new records. Meanwhile, scientists and climate policymakers warn of the growing likelihood that the planet will soon exceed the warming target set at the landmark Paris 2015 ...
Environment
Jun 6, 2024
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