The announcement that a vessel from the doomed Franklin team had been found came last month, but now archaeologists say they've determined that it's the HMS Erebus.
In one study, people who ate near a heavier dining companion served themselves lots more food. Researchers say a fellow diner's weight is just one of many subconscious cues influencing what we eat.
Health leaders now say the Ebola epidemic is growing exponentially. That means, if nothing changes in the next few weeks, we could see at least 60,000 Ebola cases by the end of 2014.
A drug being tested against Ebola makes use of new scientific insights that could prove useful for treating other illnesses, including one that is inherited.
The urban oasis boasts about 170,000 different types of microbes, recent dirt samples show. That diversity is comparable to a tropical rain forest. About 2,000 species are found only in the park.
Diagnosing and treating Ebola isn't so hard, health workers say; hospitals across the U.S. should be ready. But initial symptoms, such as fever and headache, can look the same as other illnesses.
Major food companies have cut trillions of calories, and studies show Americans are consuming fewer calories because of it. But some advocates think companies should do more to improve our diets.
Scientists wince when people blame every big tropical cyclone, heat wave or drought on a shifting climate. But now some are trying to figure out just what the evidence for such a link would be.