An icebreaker gets stuck in the ice, photos are used to mislead
As the saying goes, a picture is worth a thousand words, and by now you might have seen dramatic images of passengers on stranded icebreaker Akademik Shokalskiy being rescued by helicopter last Friday after becoming lodged in Antarctica sea ice on Christmas Eve. ...
Video: Mars 360: The North Pole
Enjoy views of the martian north pole from all angles in this new animation from ESA's Mars Express.
Scientist tries to predict rise in ocean levels
Columbia climatologist Maureen Raymo is trying to predict the planet's future by looking to its past.
Odd Martian crater type made by impacts into ancient ice
Geologists from Brown University have developed a promising new explanation for a mysterious type of crater on the surface on Mars.
Observed changes to Martian surface caused by seasonal thawing of carbon dioxide ice
(Phys.org)—Spring is a dynamic season on the dunes surrounding Mars' north pole. When frozen carbon dioxide, or dry ice, deposited as a winter ice cap on Mars sublimates – changes directly from a solid ...
A diffusion trap: Sticky spots on cell membranes hold onto the master regulator of cell polarity
Over the past several years, Rong Li, Ph.D., at the Stowers Institute for Medical Research has been making crucial discoveries about the development of cell polarity—the process by which one side of a cell ...
Novel approach to track migration of arctic-breeding avian species
A group of scientists led by Prof. Oliver P. Love try to determine how snow bunting populations are linked in space and time. Considering that the snow bunting poses an extra challenge to monitor due to its inaccessible breeding ...
Fractious climate talks enter second week
Countries entered a second week of UN climate talks in Doha deeply divided on key issues even as fresh warnings were issued that rising greenhouse gas levels are putting our planet in peril.
STAR TRAK for February 2012
As evening twilight fades during February, the two brightest planets, Venus and Jupiter, will highlight the sky as they come into view in the southwest.
Two new bee species are mysterious pieces in the Panama puzzle
Smithsonian scientists have discovered two new, closely related bee species: one from Coiba Island in Panama and another from northern Colombia. Both descended from of a group of stingless bees that originated ...
Out of thin Martian air
A wet Mars is just a memory, but where did the water go?
Arctic ice cap near 2007 record minimum: Russia
The polar ice cap in the Arctic has melted to near its 2007 record minimum level and in some areas is 50 percent smaller than average, Russia's environmental monitoring agency said Thursday.
Ancient fossils hold clues for predicting future climate change, scientists report
(PhysOrg.com) -- By studying fossilized mollusks from some 3.5 million years ago, UCLA geoscientists and colleagues have been able to construct an ancient climate record that holds clues about the long-term ...
Satellite Used in Polar Research Enters Retirement
(PhysOrg.com) -- After a long career providing communications support, NASA's Tracking and Data Relay Satellite (TDRS) 1 is retiring. From 1983 to 1998, TDRS-1 allowed NASA to talk to other satellites in orbit. ...