Dermatologists explain the science behind wildly popular treatments like red light therapy, which is now available at home—for a steep price. Full-face LED masks like this one can cost up to several ...
Interesting Engineering on MSN
Ultra-thin nanowire films block over 99% of wireless signals without metal
A team of researchers now shown that a unique solution in the form of an ultra-thin, flexible, see-through film that can block almost all unwanted electromagnetic radiation.
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