On September 11, a nation primed for a futuristic attack failed to foresee a low-tech assault. Why?
Lives could be saved by sensors and therapies now under development-along with software that could help distinguish an anthrax assault from an outbreak of the flu.
Creating a central database of photos to identify terrorists through face recognition is a bureaucratic nightmare.
Patent systems are challenged when proprietary rights clash with doctors' sharing of health-care know-how.
Leading companies want research units that can adapt to changing technologies and corporate business strategies.
PayPal's fraud-busting technology makes it easy for people to pay one another over the Internet--and may give credit card companies a run for their money.
New classes of detectors, plus safer building designs, point to an "intelligent city" that senses danger.
New information about genes and proteins promises precise diagnostics and drugs. Millennium Pharmaceuticals' CEO is at the forefront of this medical transformation.