When doctors autopsied tuberculosis patients, they described finding round, white swellings, especially in and around the lungs. Medical historian Howard Markel describes how those potato-like growths led to the disease being called tuberculosis, from the Latin tuber.
Reporting in Environmental Science and Technology, researchers write of harvesting electricity from microbe-rich river sediments--enough to power a small LED bulb. Grant Burgess, a marine biotechnologist at Newcastle University, discusses the hunt for electron-burping bugs.
Bloomberg News reporter John Lauerman volunteered to have his DNA sequenced by Harvard researchers to demystify the process for the public. What he didn't expect to uncover was that he possessed two gene variants--one linked to rare blood disorders and the other to a higher risk of Alzheimer's.
When sick people search the Web for remedies or tweet about their symptoms, they're sending an early warning signal about disease outbreaks. Now scientists and public health officials are listening in.
Researchers in Italy say a bad connection between devices could explain a startling result they had last year, when they thought they'd witnessed particles traveling faster than the speed of light. Further tests await, but it appears there was a subtle problem with the equipment at the lab, as many physicists had expected. The laws of physics may not need to be rewritten after all.
Peter Gleick is an outspoken proponent of scientific evidence that humans are responsible for climate change. This week, the MacArthur "genius" grant recipient shocked the scientific community by admitting to lying to obtain internal documents from the Heartland Institute, a group skeptical of climate change.
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