You'd think it would have been very big news in the spring of 2005 when Donald Tashkin, a professor of pulmonology at UCLA's David Geffin School of Medicine, revealed at a conference that components of marijuana smoke, although they damage cells in respiratory tissue, somehow prevent them from becoming malignant. But headlines announcing "Pot Doesn't Cause Cancer" did not ensue.
Tashkin will review his findings and discuss current research this Thursday in Santa Monica, California as part of a course for doctors accredited by the University of California San Francisco. (It is open to the public; pre-registration is $95.)




This project, based on interviews with dozens of current and former national security officials, intelligence analysts and others, examines evolving U.S. counterterrorism policies and the practice of targeted killing. This is the first of three stories.
The Department of Veterans Affairs has quietly released a new report on post-traumatic stress disorder, showing that since 9/11, nearly 30 percent of the 834,463 Iraq and Afghanistan War veterans treated at V.A. hospitals and clinics have been diagnosed with PTSD.
A captive white whale that made unusual mumbling sounds when he was in the presence of people may have been trying to mimic his human companions, scientists have found.
U.S. oil output is surging so fast that the United States could soon overtake Saudi Arabia as the world's biggest producer.
A former CIA officer who was charged with repeatedly leaking classified information pleaded guilty in federal court Tuesday to a single charge of disclosing the identity of an undercover CIA operative.
The Department of Energy has confirmed that its oldest double-shell tank is actively leaking radioactive and hazardous chemical waste from its inner shell.





























