Normally at this time of year, about 50 percent of the U.S. is snow-covered.These days, the figure is now more like 20 percent. It's hurting ski resorts and the local economies that thrive on seasonal winter tourism.
Physicians in India have discovered a strain of tuberculosis they call 'TDR' for 'Totally Drug-Resistant'--meaning there is no antibiotic available to fight it. Maryn McKenna, author of Superbug, discusses the possible origins of the strain, and what options--if any--doctors have to treat it.
The new year marks the creation of a science section at The Huffington Post. The Internet newspaper's editor-in-chief, Arianna Huffington discusses the story selection and vetting process. And why the launch coincides with what she calls the explosion of medieval thinking.
Writer Carl Zimmer became an "unintentional curator" of science-themed tattoos after noticing a double helix on a friend's arm. Sensing a trend, he asked his blog readers to send photos of their science tattoos. Some of those images are gathered in his new book Science Ink.
Across much of Colorado, Utah, Montana and northern California, the snowpack is at less than half the average. There are concerns the skimpy snowpack won't fill the reservoirs and rivers. Millions of people depend on melting snow for their drinking water and farms.
As the deadline for a decision on a controversial oil pipeline approaches, lobbying is intensifying. The Keystone XL pipeline would transport oil from Canada's tar sands to the Gulf Coast. President Obama is caught in the middle of a jobs-vs.-environment debate.
Canada's environmental organizations are working hard to block a proposed oil pipeline to its west coast. But the country's conservative-led government is pointing to American support and accusing those groups of being lackeys of nefarious foreign interests.
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