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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Your phone's screen is ruining your sleep

Staring at your Phone's screen might be hazardous for your sleep, unless you change the color temperature. Sharon Profis explains on "You're Doing It All Wrong."

by Sharon Profis