If you live in the southern hemisphere and have been stopped in your tracks by a recent sunset, you may have noticed they ...

Why Trust Us? At the simplest level, different colors of light have different wavelengths. Blue light has shorter wavelengths (around 400-500nm, as mentioned) compared to red light, which ranges ...

The experiments used two different wavelengths of light: near-infrared (800 nm) and visible (400 nm). When excited with 800 nm light pulses, the magnetite's structure was disrupted, creating a mix ...