News tagged with ice caps

Strange Martian Spirals Explained

Almost 40 years ago, NASA's Mariner 9 spacecraft relayed to Earth the first video images of Mars' northern polar ice cap, revealing a strange pattern of spiral swirls that has puzzled scientists ever since. ...

Jun 16, 2010
4.4 / 5 (12) 5 | with audio podcast

Why seas are rising ahead of predictions

Sea levels are rising faster than expected from global warming, and University of Colorado geologist Bill Hay has a good idea why. The last official IPCC report in 2007 projected a global sea level rise between ...

Nov 01, 2012
3.8 / 5 (20) 24

Charting Icelandic glacier dynamics

Mark Simons, professor of geophysics at Caltech, along with graduate student Brent Minchew, recently logged over 40 hours of flight time mapping the surface of Iceland's glaciers. Flying over two comparatively ...

Mar 14, 2014
4.5 / 5 (2) 0