Raising someone else's child seems to make no sense from an evolutionary standpoint. So why is everyone doing it?
Which of the following can computers now do better than humans? Write advanced software Design other machines Predict who will pay their bills Evolve and adapt All of the above and more
NASA's trick for saving great paintings
by Scott Kim
by Eric Haseltine
by Scott Kim
You, too, can be a supersleuth with a few quick clicks of a mouse
by Simson Garfinkel
A preview of the coming year in astronomy, ready to clip to the fridge
by Bob Berman
The patient's symptoms resembled a backache, but their cause might prove far more deadly
by Tony Dajer
Can science turn back the hands of time? Legendary beauties go in for repair?
by Karen Wright
After eons of sputtering research, the science of fire goes into orbit
by Robert Kunzig
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