How do we recognize an invention when we see one?
China's Twitter generation squares off against the “Great Firewall”
Critical thinking is a teachable skill best taught outside the K–12 classroom
Ninety-nine percent of us live on the wrong side of a one-way mirror
A science teacher asks if scientists and biblical literalists can get along
Geoengineering may be our best chance to save what sea ice is left
When it comes to complex behaviors, gene variants don't count for much
Inoculating kids is the best way to protect everyone from flu. Why don't we do it?
Teachers need a trusted source to tell fads and fallacies from proved methods
Intense competition among scientists has led to abuses. Is there a better way?
Mobile devices have the potential to become powerful medical tools
The most worrisome scenario would be for it to “sneak out”
International diversity is just as important as diversity of discipline when it comes to scientific discovery
An impenetrable mountain of facts can obscure the deeper questions
The key to reviving manufacturing in the U.S. may lie in the nation's supercomputers
The NIH may be biased in ways that harm not only African-American researchers but any whose ideas fall outside the mainstream
The southwestern U.S. looks a lot like Australia before its nine-year dry spell
The job of saving humanity from extinction currently falls to no one. NASA and other organizations should take it on
A cybersecurity professional calls for a reliable solution to corrupted software that could bring down critical infrastructure
Exposure to the chemicals in everyday objects poses a hidden health threat
New York City's bid to attract science talent could serve as a model for other cities
Drugs to treat neuropsychiatric disorders have become too risky for Big Pharma
Curbing biofuels should halt price rises
Competition and conflicts of interest distort too many medical findings
Why so many people choose not to believe what scientists say
Deadline: Jul 30 2013
Reward: $100,000 USD
The Seeker desires a method for producing pseudoephedrine products in such a way that it will be extremely difficult for clandestine che
Deadline: Jun 29 2013
Reward: $7,000 USD
The Seeker for this Challenge desires proposals for chemical methods that could rapidly degrade a dilute aqueous solution
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