Active regions on the sun combined to look something like a jack-o-lantern’s face on Oct. 8, 2014. The image was captured by NASA’s Solar Dynamics Observatory, or SDO, which watches the sun at all times from its orbit in space. The active regions in this image appear brighter because those are areas that emit more […]
CAMBRIDGE, Mass. — The search for life beyond Earth has largely revolved around our rocky red neighbor. NASA has launched multiple rovers over the years, with a new one currently en route, to sift through Mars’ dusty surface for signs of water and other hints of habitability. Now, in a surprising twist, scientists at MIT, […]
Using data from the ICESat and ICESat-2 laser altimeters, scientists precisely measured how much ice has been lost from ice sheets in Antarctica and Greenland between 2003 and 2019. The Antarctic Peninsula, seen here, was one of the fastest changing regions of the continent. Credits: NASA / K. Ramsayer The results provide insights into how […]
Venus was once Earth-like and maybe even habitable. Why is it so different from Earth now? This week NASA announced its selection of four finalists in its Discovery Program competition, and one of the selected groups hopes to help find an answer. UAF Geophysical Institute research professor Robert Herrick is a member of the science team for […]