Correction: Frequency range in Qualcomm electrical wire story

This story incorrectly stated the frequency range of HomePlug AV2.

This story, "Qualcomm adds new high-tech luster to lowly electrical wires," incorrectly stated the frequency range of HomePlug AV2. The range is 30MHz to 86MHz.

Click here for updated story.

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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