On evenings and weekends, Troy Lionberger teaches physics to prison inmates at San Quentin.

Every week, Evgeny Nudler leaves the lab behind to spend an intense hour at the King Pong table tennis club.

Instructors are sending lectures home to use class time for interactive learning.

Students one-up scientists in an unusual assignment.

New technique uses small crystals to solve big structures.


Bacteria use a tiny signal motif to save time when detecting foreign DNA.

Early encounters with Neanderthals left marks on human genes.

A larger-than-imagined reservoir of HIV is evading current antiretroviral therapies.

New DNA sequencing technology saves a life.

President's Message