The Klaus Hoffman lecture, delivered each year at the University of Pittsburgh's Science 2008, was delivered this year by Marcus Raichle and was called "Two views of brain function."
The blind may soon be able to gain a rudimentary form of vision with the help of a device called "BrainPort."
Fatal Familial Insomnia is a prion disease in which the patient is unable to sleep and finally succumbs to exhaustion.
Some of the marine world's most interesting creatures live in the seldom traversed depths of the sea.
Researchers are now drawing seawater inland and using it to convert deserts into farmland.
New studies show that the AIDS virus was quite old and existed over a century ago.