The Anthropocene does not represent the failure of environmentalism. It is the stage on which a new, more positive and forward-looking environmentalism can be built.
It used to be sex ed that got science teachers into challenging situations once in awhile. Evolution, too, of course. Increasingly, the “C” word, climate, is creating challenges for educators trying to explore the heat-trapping properties of carbon dioxide and the implications for climate as concentrations of CO2 and other greenhouse gases rise. Teachers are…
Quashing the ‘doomsday’ rumors, top NASA scientists have assured that the world won’t end on December 21, 2012. “The world will not end in 2012. Our planet has been getting along just fine for more than 4 billion years, and credible scientists worldwide know of no threat associated with 2012,” NASA said on its website….
Researchers have observed in an experiment the exact steps bacterial genes take to evolve a new ability, unexpectedly adding a new twist on an old model
Within the next five years, it may be possible to charge a cellphone without knowing where it is and destroy tumors no matter how deep they are within the body, using research conducted at the University of Maryland. Through an age-old technique called time reversal, a team of professors discovered how to communicate — by…
It was long believed that mammals began to diversify and flourish only after dinosaurs died out in the mass extinction at the end of the Cretaceous period, about 66 million years ago. But a new study in the journal Nature suggests that some mammals diversified well before that. Using 3-D imaging and CT scanning, he…
The false mouse memories made the ethicists uneasy. By stimulating certain neurons in the hippocampus, Susumu Tonegawa and his colleagues caused mice to recall receiving foot shocks in a setting in which none had occurred1. Tonegawa, a neuroscientist at the Massachusetts Institute of Technology in Cambridge, says that he has no plans to ever implant…