Word: could
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Dates: during 2000-2000
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...size of a hang-glider-size plane and triple its wingspan to 90 ft. while keeping its weight the same," MacCready explains, "the power needed to fly it goes down by a factor of 3, to about 0.4 horsepower." And that, he knew, was what a trained cyclist could pump out for several minutes at a stretch...
Indeed, MacCready thinks that a number of legged devices could be more efficient than wheels for moving about. "You could make a wheelchair that can go up and down stairs," he muses...
...humanity's perch of evolutionary superiority? Alarm at the specter of ceding control over the creative process to machines has catapulted the debate beyond the scientific community and into the public forum. Bill Joy, co-founder of Sun Microsystems, has written about a wide range of dangers that could arise when we no longer have our metaphorical hands "on the plug...
...overcome most diseases, clean up the environment and alleviate illiteracy and poverty. However, deeply intertwined with these gains will be profound new risks. New concerns will include such questions as "Who is controlling the nanobots?" and "Whom are the nanobots talking to?" For example, organizations (e.g., governments, extremist groups) could distribute trillions of undetectable nanobots that could then monitor, influence or even control our thoughts and actions. Nanobot self-replication run amuck could have the potential to create a nonbiological cancer. And as for intelligent robots, how can we be sure they will remain our faithful servants, or even...
...music professor and an artist, Kurzweil appeared as a teenager on the TV game show I've Got a Secret (on which comedian Henry Morgan guessed Kurzweil's "secret" device--one that could write original music based on music it had "heard"). In college Kurzweil played piano, wrote poetry and studied creative writing with Lillian Hellman...