Science

The race is on to fix a DNS flaw that endangers the Internet. Jon Gordon explains in today's edition of Future Tense.
The latest nose news
A smell scientist challenges long-held beliefs on this most valuable fifth sense.
Barack Obama could announce VP candidate by text
Barack Obama could announce his choice for vice president as soon as tomorrow morning. What does this mean for voters and for Obama's campaign?
When grief won't go away
Scientists have determined that the brain may be biologically hardwired to keep us from getting over the death of a loved one. Midmorning discusses the kinds treatment available for this intense bereavement.
NASA turns 50
Fifty years ago this summer, in response to the Russian launch of the Sputnik satellite, President Eisenhower created the National Aeronautics and Space Administration. Midmorning looks back at NASA's 50 years, from the triumph of the moon landing to the tragedy of two space shuttle disasters.
Nanotech on the horizon
When it comes to chemistry, bigger isn't always better. Some scientists are using DNA as building blocks for new materials that can encrypt information or test new drugs.
Three nuclear weapons and global security experts discuss the history and future use of nuclear weapons at the Aspen Ideas Festival this summer.
Future Tense with Jon Gordon
Could Google have come up with a worse name than "knol" for its competition to Wikipedia?