Please provide your email address to receive an email when new articles are posted on . Iron oxide, found in tinted sunscreens, can protect against the visible light spectrum. Bemotrizinol, a highly ...

(Phys.org)—There are many different ways to generate a hologram, each with its own advantages and disadvantages. Trying to maximize the advantages, researchers in a new study have designed a hologram ...

Sunlight contains an electromagnetic spectrum (special waves such as the kind in x-rays that travel through emptiness or a vacuum) of light that stretches from very short gamma rays to very long radio ...