Whether you're wearing brown, blue or green lenses, this is how your sunglasses' color affects their performance.

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Jess Thomson is a Newsweek Science Reporter based in London UK. Her focus is reporting on science, technology and healthcare. She has covered weird animal behavior, space news and the impacts of ...

Complementary colors live on opposite sides of the color wheel. Imagine red and green, blue and orange, or yellow and purple. Or move a half step over on the wheel, and combine a yellow-green color ...

From there, your only job is to keep a close eye on the spot's color. A light purple spot means your skin is partially protected from harmful UV rays. A dark purple spot means it's time to reapply ...

This NASA Hubble Space Telescope image shows the planet Jupiter in a color composite of ultraviolet wavelengths. Released on Nov. 3, 2023, in honor of Jupiter reaching opposition, which occurs ...

Since the human eye cannot actually detect ultraviolet light, what we are actually looking at is a false-color image meant to approximate ultraviolet light for the purpose of observation and study.