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passing the torch, part the second

Apparently,I caused a itsy-bitsy bit of concern with the last post which seemed to some to be my...

the full light picture

Most of the electromagnetic spectrum is invisible to human eyes. Kimberly Arcand,the visualization...

this new incandescent bulb uses nano mirrors to...

Energy-saving bulbs may have some competition in the shape of an ageing technology. Scientists have...

all reading apps should feature play books new...

The blue light that emanates from your phone’s screen is known to disrupt your sleep . So it’s...

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