When the eye tracks a bird's flight across the sky, the visual experience is normally smooth, without interruption. But underlying this behavior is a complex coordination of neurons that has remained mysterious to scientists.
UCSF marked a milestone this week with the 500th procedure in its Thoracic Transplant Program, which specializes in transplantation of the heart and lung.
Sorry to tease you with that headline. We all know that no such animal as a presidential science adviser exists in the US, a sad fact that David Baltimore and Ahmed Zewail mentioned prominently in their April 17, 2008, Wall Street Journal editorial, “We Need a Science White House.”
A computer-based interactive risk assessment and risk reduction counseling program using a video doctor sharply reduces sexual and drug risk behaviors by HIV-positive patients, according to UCSF researchers who developed and tested the intervention.