Prehistoric Fossils Point to Future Climate Change
The first comprehensive reconstruction of an extreme warm period shows the sensitivity of the climate system to changes in carbon dioxide (CO2) levels as well as the strong influence...
Darwin’s "Molecular Machines" -Proof of Evolution at Cellular Level
“Our cells, and the cells of all organisms, are composed of molecular machines. These machines are built of component parts, each of...
A Message for Earth? Mars Climate-Change Cycles in 3-D
Climate cycles persisting for millions of years on ancient Mars left a record of rhythmic patterns in thick stacks of sedimentary rock layers, revealed in three-dimensional detail by a telescopic camera on NASA’s...
Uploading the Mind for Extended Space Exploration -Is It Possible?
The idea of uploading out of these meatsacks has always appealed to certain people, and you can tell an...
Image of the Day: Glowing Skeleton of a Dead, Pulsing Star
A new image from NASA’s Chandra X-ray Observatory and Spitzer Space Telescope shows the dusty skeleton of a collapsed star engulfing a nearby family of stars. Scientists think the...

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