Mars has distinct polar ice caps, but Mars also has belts of glaciers at its central latitudes in both the southern and northern hemispheres. A thick layer of dust covers the glaciers, so they appear as surface of the ground, ...
Space Exploration
Apr 7, 2015
19
1642
About 400,000 years ago, large parts of Greenland were ice-free. Scrubby tundra basked in the sun's rays on the island's northwest highlands. Evidence suggests that a forest of spruce trees, buzzing with insects, covered ...
Earth Sciences
Jul 23, 2023
1
161
(PhysOrg.com) -- The many ways in which water differs from other molecules is both a scientific curiosity and an important factor in shaping the Earth. Among water's unique properties are that it expands when it freezes, ...
Several methane domes, some 500m wide, have been mapped on the Arctic Ocean floor. They may be signs of soon-to-happen methane expulsions that have previously created massive craters in a near-by area.
Earth Sciences
Jun 5, 2017
0
742
(Phys.org)—Researchers with Russia's Arctic and Antarctic Research Institute have announced that they have successfully retrieved a clean ice core sample from Lake Vostok in Antarctica. The sample, taken from a bore hole ...
Aram Chaos, the lumpy, bumpy floor of an ancient impact crater on Mars, formed as a result of catastrophic melting and outflow of a buried ice lake. A new study combines observations from satellite photos of the 280 kilometre ...
Space Exploration
Sep 14, 2013
0
0
The U.S. Geological Survey has released the results of a long-term study of key glaciers in western North America, reporting this month that glacial shrinkage is rapid and accelerating and a result of climate change.
Earth Sciences
Aug 31, 2009
8
0
A team of chemists has uncovered new ways in which frozen water responds to changes in temperature to produce novel formations. Its findings have implications for climate research as well as other processes that involve ice ...
Condensed Matter
Oct 16, 2017
0
262
For 37 years, Queen's University Biochemistry professor Peter Davies has been unraveling the mystery of why some organisms including insects and fish don't freeze in the winter. His research into insect antifreeze protein ...
Biochemistry
May 14, 2013
0
0
(PhysOrg.com) -- New images from the HiRISE experiment detail patterns of dust carried by gas from beneath the seasonal ice cap.
Space Exploration
Mar 25, 2009
0
0
