Exercise in a Pill? (May 2007) Not quite. But toying with metabolism's machinery might lead to obesity-fighting drugs that bolster the effects of a workout.
Cover Story: I Am a Scientist
HHMI's EXROP program has helped hundreds of underrepresented minorities identify as researchers, a key step toward a science career.
A Structural Toolbox
No longer content with static snapshots, biologists are using a medley of techniques to get a global view of molecules at work.
The O'Shea Way
HHMI's new chief scientific officer Erin O'Shea applies an uncommon intensity to her research and training&151;of students and German shepherds.