Subscription Center
Margaret Thatcher, who passed away on April 8, saw global warming as a threat
A fungus that produces a carcinogen is flourishing in the continuing dry spell across the Midwest, and could pose problems for chickens, cows and pigs
With Asia's energy demands pulling more U.S. coal to West Coast ports, rail-line communities across Montana fear the effects: More train traffic, health problems, noise and congestion
NASA's chief climate scientist built his career studying Earth's atmosphere and modeling humans' potential impacts on climate. Then he realized that laboratory work wasn't enough.
Drought frequency is expected to triple in the next 100 years. The resulting variability and stress for farmers could prove regionally disabling without new policy
New research shows that the Yukon River delivers more than five tons of mercury per year to the Arctic environment, likely thanks to climate change
New findings show that variations in cloud cover cannot explain temperature changes as a result of global climate change
The Inspector General of the National Science Foundation has closed its investigation into climatologist Michael Mann after failing to find any evidence of misconduct
In making a case against CO2 as a greenhouse gas, the Galileo Movement relies on irrelevant facts while omitting pertinent ones
Two Australian retirees invoke the "father of modern science" to argue against settled climate science but instead draw from a deep history of denial and distortion
A report concludes that each ton of CO2 emitted inflicts almost 45 times more "social cost" than the federal government estimates
The armadillo is moving north thanks to climate change, as are mice and other mammals
Vegetation change underway in boreal forests as a result of climate change creates a feedback loop that prompts more warming, scientists say
EPA list of cities with the most energy-efficient buildings shows dramatic growth
See what we're tweeting about
sciam Follow us on Pinterest. Boards: Graphic Science; Patent Watch; 2013 SA Covers; Archive SA covers; Extreme Technology http://t.co/xeJasCI3Nz sciam Recommended: High Price http://t.co/SMSyGwn19O
johnrplatt Scottish wildcats are in the news again - here's my recent article about them: http://t.co/TS9FZBwWyF
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
Deadline: Aug 31 2013
Reward: $100,000 USD
The Geoffrey Beene Foundation Alzheimer’s Initiative (GBFAI) is launching the 2013 Geoffrey Beene Global NeuroDiscovery Challenge whose
Powered By: 
YES! Send me a free issue of Scientific American with no obligation to continue the subscription. If I like it, I will be billed for the one-year subscription.
