Here’s what else is worth adding to cart now through March 31.
People are buying helmets, face masks, vests and beds that emit long-wavelength light. Beneath the hype, there is some interesting biology.
Image in Creative Commons. In 1967, Hungarian scientist Endre Mester tried to cure skin cancer in mice using a low-powered ruby laser. He failed to stop ...
Step inside the high-tech, futuristic-looking Ammortal chamber.
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