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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50 Shades of Blue

Wearing one red sock and one blue sock today? That’s what you get for dressing in the dark! Sort of. This is Sandra Tsing Loh with The Loh Down on Science. Think of vision as a series of brain cells turning each other on. Not so much romantically, as literally.

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