Melting Below Zero
New research shows how a layer of water on the surface of ice—even at temperatures well below freezing—can influence everything from the slipperiness of a skating rink to the electrification of thunderclouds
Volume 282, Issue 2
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Features
The Early Origins of Autism
New research into the causes of this baffling disorder is focusing on genes that control the development of the brain
Capturing Greenhouse Gases
Sequestering carbon dioxide underground or in the deep ocean could help alleviate concerns about climate change
Transparent Animals
Ingenious physiological accommodations have evolved to enable a stunning variety of undersea creatures to be remarkably transparent
Uprooting the Tree of Life
About 10 years ago scientists finally worked out the basic outline of how modern life-forms evolved. Now parts of their tidy scheme are unraveling
The Galileo Mission to Jupiter and Its Moons
Few scientists thought that the Galileo spacecraft, beset by technical troubles, could conduct such a comprehensive study of the Jovian system. And few predicted that the innards of these worlds would prove so varied
Digital Materials and Virtual Weathering
The next step in creating more realistic computer-generated images is the development of better models of the physical structures of materials and their degradation by the environment