The Bush administration's plan to deploy a high-tech fuel to power a new generation of nuclear reactors worldwide has a potentially explosive problem: It is too easy for terrorists to grab and turn it into a nuclear bomb.
The US government is developing a massive computer system that can collect huge amounts of data and, by linking far-flung information from blogs and e-mail to government records and intelligence reports, search for patterns of terrorist activity.
The US is set to begin deploying a new generation of radiation detectors intended to be America's "last line of defense" against weapons of mass destruction.
While countries have taken measures to secure weapon-grade highly enriched uranium in order to prevent it from falling into the hands of terrorists, the dangers of plutonium ending up in those same hands has not received equal attention, proliferation experts.
Researchers have discovered an ethanol-based process that could leap several of the hurdles facing the hydrogen economy: the high cost of making hydrogen, the impact on global warming of burning hydrogen, and the safe and efficient use of hydrogen in cars.
New technology could turn intermodal cargo containers into "smart" containers that can detect and report break-ins as well as broadcast their identity and contents. Customs officials hope this new technology will help reduce the threat of container-borne weapons of mass destruction.