Limiting climate change without damaging the world economy depends on stronger and smarter market signals to regulate carbon dioxide
* Supplement: Extended version
Internet marketers claim that a genetic test can give you a personalized diet. Are they advertising cutting-edge science or a high-tech horoscope?
The GLAST satellite is about to open up an unexplored region of the electromagnetic spectrum--just the region, in fact, where signs of dark matter and other mysterious phenomena may show up
Corporate applications are well under way, and consumer uses are emerging
After his now celebrated theory of multiple universes met scorn, Hugh Everett abandoned the world of academic physics. He turned to top-secret military research and led a tragic private life
*Supplement: The Many Interpretations of Quantum Mechanics
Our year-end crossword challenges your knowledge of science. Try the printed puzzle or a harder version.
State-of-the-art light microscopy illuminates the exquisite details of life
In pursuit of evidence that life arose on Earth more than once, scientists are searching for microbes that are radically different from all known organisms
Deadline: Jun 30 2013
Reward: $1,000,000 USD
This is a Reduction-to-Practice Challenge that requires written documentation and&
Deadline: Jul 25 2013
This challenge provides an opportunity for Solvers to build a web-based or mobile “app” to explore data relationships in scholarly conte
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