Telecommunications companies are spending billions to prepare high-speed mobile wireless networks. But it's not clear whether the technologies will work...or if we even need them.
For all the talk about "convergence," multiple media will never coalesce into one supermedium.
Medicine: A first generation of fullerene-based drugs is on the way.
Policy: Bush to reevaluate federal dollars for high-tech program.
Silencing critics--but still facing competition--Microsoft receives e-book patent.