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

Image: First Mars orbital photo of 2015

This image was taken on 2 January just after midday GMT, and is one of the first of the Red Planet this year from the low-resolution Visual Monitoring Camera – the 'Mars Webcam' – on ESA's Mars Express ...

Jan 07, 2015
5 / 5 (5) 0

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