Robots today are where computers were in 1978; soon, they'll be as pervasive as the Web.
These seven technologies are about to make their way out of the lab, onto the market-and into our lives.
Sending humans back to the moon might divert money from other space science. Is it worth it?
Despite decades of experiments, big telecom companies are moving ever so sluggishly to extend fiber optics to individual residences.
An innovative desalination technique could go from the lab to the land next year--but skeptics abound.
It wasn't always smooth sailing for the inventor of the hovercraft.
How current airport bomb detectors operate-plus a look at the next generation of scanning technologies.
A new breed of computer software keeps tabs on how people and objects act. To really work, though, these programs have to learn and adapt.
Computer games enter the debates about the U.S military response to Osama and Saddam. But is the country ready to play out this conflict?
We are constantly being promised deliverance to greener pastures, where today's problems will plague us no more. But new perils seem always to lie in wait.