Glaciers have retreated dramatically all over world. Here are some photos of Alaska’s Muir Glacier, photographed by glaciologist William O. Field on 13 August 1941 (left) and by geologist Bruce F. Molnia on 31 August 2004 (right).
Credit: National Snow and Ice Data Center, W. O. Field, B. F. Molnia.
Eruption early in human prehistory may have been more whimper than bang
Greed may breed financial fitness, but evolution allows unselfishness to survive
Fine-tuning of technique used in other animals could enable personalized medicine
Simulation suggests long-term effect on sea level not as dire as some predictions
Coverage of the 2013 American Association for the Advancement of Science meeting
The Year in Science 2012
Three-part series on the scientific struggle to explain the conscious self
Tables of contents, columns and FAQs on SN Prime for iPad