Stopwatch or Tattoo

Tick-tock – TIME to get a tattoo? This is Sandra Tsing Loh with the Loh Down on Science. Out for a run? You need a good stopwatch! But ouch…that chafing wristband! What about a glowing stopwatch display, right on your hand? Scientists have already developed these, but they need a

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Seeing the Blues

Angry birds… there’s hidden danger! This is Sandra Tsing Loh with the Loh Down on Science. These days, we spend a LOT of face time with our electronic devices.  But whether we notice or not, these gadgets emit a LOT of blue light. Should we be concerned? To find out,

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