More than 90 clinical trials have tested therapeutic vaccines in cancer patients, but the results have been a mixed bag. A recent study in mice suggests that changing a traditional ingredient in the vaccines could make a big difference.
Advocates say the developed world's desire to light up the night is having some unintended consequences. This summer, Paris will try dimming its street lights, turning it into the City of [Fewer] Lights.
Mechanical difficulties after Friday's launch pushed back the capture of the unmanned capsule by a day. The Dragon will stay in place until the end of March, after dropping off 1,200 pounds of supplies, and return with more than twice that amount.
The study estimates that 100 million sharks are killed globally every year. Shark populations are especially vulnerable because they do not reproduce quickly or early on in life. New protections are up for consideration at an international conference Sunday.
It's a brave new energy world, with two major opponents: natural gas and coal. As prices fluctuate and renewables, such as wind and solar, fight for a share of energy generation, there's heated competition for access to your wall socket.
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