Scientists have discovered an unsuspected role for a gene known to be one of the best predictors of human breast cancer outcome.

Will science stew or bubble over as the winter of 2006 takes hold?

For decades, scientists have been kicking around theories as to why we age. But in recent years, researchers have been starting to identify specific molecules that may be involved. Is a fountain of youth at hand?

Pediatric heart surgeon Tom Karl, MD, MS, checks up on his patient, 6-month-old Valentina Guzman, diagnosed with a very complicated cardiac condition and originally given two years to live. Valentina's parents brought her from Costa Rica to UCSF Children's Hospital, which donated much of the time, expertise and equipment so the Guzmans could afford the surgery.

Macy's tree-lighting ceremony took place Friday night, with each light representing a donation to programs for children facing life-threatening illnesses at UCSF Children's Hospital.

Pediatric patients received an early gift in the form of books donated to UCSF Children's Hospital.

UCSF experts on subjects that affect school-aged children are sharing their wisdom with teachers and staff in San Francisco schools.

A team of researchers at UCSF is seeking young women to participate in the first U.S. study of the safety of a new a vaginal gel designed to prevent herpes and HIV infecti

Those with a UCSF identification badge can get a free flu shot at the Parnassus or Mount Zion campus.

Joseph Sciutto, a UCSF School of Dentistry Distinguished Alumnus of the Year, died peacefully on Nov. 13.