Fear of Radiation is More Dangerous Than Radiation Itself

The biological danger of ionizing radiation has been studied for decades.  The survivors of Hiroshima/Nagasaki/Chernobyl have been subjected to some of the most detailed studies possible by some brilliant scientists.  David Roepeik of the Harvard Extension School provides an interesting and logical perspective.

Into the Unknown

Here is a video on the effort to build the James Webb Space Telescope, which is 100 times more powerful than the Hubble Space Telescope and is scheduled for launch in 2018.  The Webb telescope is currently undergoing environmental tests to simulate the conditions in space.