Described as a kind of blue-green, the new color—named “olo”—can only be seen using lasers to manipulate certain ...

The only difference between these types of electromagnetic waves is the length or the wave or the “wavelength.” Since the waves all travel at the speed of light, another way to characterize the wave ...

While composed of sub-wavelength structures, Frequency Selective Surfaces are capable of manipulating electromagnetic ...

Scientists have revealed that purple, a popular color often associated with royalty, is fake. A figment of our imaginations.