Human cloning ban under review at Legislature A bill that would make human cloning a crime in Minnesota is back at the state Legislature. Proponents of stem cell research say the bill could hamper research on the roots of disease and potential therapies.9:06 a.m.
Jeff Kahn: Director of the Center for Bioethics and professor in the department of medicine at the University of Minnesota.
China's control of the Internet and media Google has reported that the Chinese government is interfering with its email service in China, amid other reports that China is tightening controls on the Internet in the wake of social-media fueled protests in the Middle East.9:45 a.m.
Adam Minter: Freelance writer and blogger based in Shanghai. His articles have appeared in the Atlantic, Los Angeles Times, Foreign Policy, and the Wall Street Journal.
The science of living longer A new book delves into the current scientific quest for the secret of eternal life and traces the historic fascination with longevity. But if we could really live forever, would we want to?10:06 a.m.
Jonathan Weiner: Science writer and author. His new book is titled "Long for This World: The Strange Science of Immortality."