Although images of dead birds and blackened marshes in the Gulf of Mexico are gone, many scientists say it's too early to declare a recovery. They suspect there could be hidden damage to the Gulf's marine life and marshes.
More than 70 percent of Americans now own cellphones, and many of those users have wondered, at some point, whether regularly holding a phone to the head might lead to brain cancer.But Siddhartha Mukherjee, an assistant professor of medicine at Columbia University, found thatdespite years
A few years ago, while he was doing research at Harvard, Ijad Madisch could not figure out why his experiment wasn't working. His adviser didn't know what was wrong, nobody in his lab worked on the same stuff, and none of his researcher friends could help."I was so frustrated," Madisch said.