Heat, humidity, and a protester/police scuffle in the streets of Philadelphia may have proved a lethal combination for Paris Williams, 52, today (June 21). The 17-year veteran of the Philadelphia Police Department collapsed shortly before 1 p.m. during a confrontation that snaked up Arch Street through the crowd of protesters outside of BIO 2005 (for video, see: http://www.nbc10.com/news/4632819/detail.html).

From our office window at 400 Market Street, which peers up Market up to the... Click to continue

Whitehead biologist Rudolf Jaenisch spoke at Thomas Jefferson University in Philadelphia this Friday sharing with an audience of about 300 his thoughts on nuclear reprogramming (http://www.the-scientist.com/2005/4/25/13/1), and the promise of therapeutic cloning. Consistent with his former arguments and testimony before congress in 2001, he argued that human reproductive cloning is dangerous to the extent that it could be considered... Click to continue