Truvada cuts HIV risk significantly in S.F. study

Truvada cuts HIV risk significantly in S.F. study

Gay and bisexual men who took a daily anti-retroviral drug significantly reduced their risk of...

Stanford clinics offer free health care to needy

Stanford clinics offer free health care to needy

The doors wouldn't open until 9 a.m., but by 7:15 on a recent morning a crowd had gathered outside the...



Claim on early use of tools by prehumans disputed

A controversy is brewing over a few scarred animal bones millions of years old that a San Francisco anthropologist claims could change...

Chronicle 11.21.10 4:00 AM

Disciplined doctors receiving pharmaceutical funds

About 48 of the more than 1,730 California doctors who received money from pharmaceutical companies over the past 21 months have been...

Chronicle 11.18.10 4:00 AM

UC Berkeley physicists trap antimatter atoms

Berkeley physicists seeking to pierce a mystery as old as the universe joined an international team of scientists Wednesday to report...

Chronicle 11.18.10 4:00 AM

A.K. Pradeep mines the brain for marketers

A.K. Pradeep, who talks incessantly as he bounds around his sweltering Berkeley office, has only one thing on his mind. The mind...

Chronicle 11.17.10 4:00 AM

UCSF team working on artificial kidney

Shuvo Roy had planned a career designing high-tech sensors and other devices for the aerospace industry. Instead, he's building the...

Chronicle 11.16.10 4:00 AM

Did we see birth of baby black hole? NASA says yes

For the first time, scientists believe they have witnessed the birth of a black hole. It began 30 years ago when a star 50 million...

Chronicle 11.16.10 4:00 AM

Drinking cats' instinct seen as revelation

One night, Roman Stocker sat at home and watched his cat, Cutta Cutta, lap milk from a bowl. The Massachusetts Institute of Technology...

Chronicle 11.16.10 4:00 AM