The sudden onset of a tic disorder in 15 upstate New York teens might be the result of a strep or other microbial contagion, not "conversion disorder"
Everything you ever wanted to know about bed bugs but were afraid to ask
A psychologist takes up guitar in his late 30s and becomes a working exemplar of the brain's inherent plasticity
An expert on Lou Gehrig's disease explains what we know about this debilitating condition and how Hawking has beaten the odds
We talk to an international arms expert about North Korea's uncertain power shift and its impact on the country's nuclear chess game
The King of Pop's doctor, Conrad Murray, is on trial for involuntary manslaughter, but could propofol alone have caused MJ's death? Harvard anesthesiologist Beverly Philip explains what gives this drug such lethal potential
Recollections of the circumstances of how we first heard of the 2001 terrorist attacks may feel extraordinarily vivid and true, but they are flawed
A disorder of the inner ear called superior canal dehiscence syndrome causes every sound within the body to be amplified, even the movement of one's eyeballs, all the time. Sounds strange, but it is true (and treatable)
Cell coverage can be spotty immediately following events like this week's earthquake, rendering many handsets useless for contacting family and friends. New technologies may provide a solution
Earthquakes are not rare in the eastern half of North America, and when big ones happen they are felt far and wide
For months Col. Muammar Qadhafi has resisted the popular rebellion in Libya, making a series of strong and sometimes bizarre statements along the way
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