Handhelds help turn kids into marine biologists

Hawaiian fourth-graders use wireless devices to collect data on humpback whales during project with federal oceanic agency. Photos: Student whale watchers with wireless

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Why do so many of us still buy cars with off-road abilities?

Cities are full of cars like the Subaru XV that can drive off-road but will never see any challenging terrain. What drives us to buy cars with these abilities when we don't really need them most of the time?

by Drew Stearne