I was reading a children's book about insects to my daughter, and it said that bees see colors differently than humans do. My daughter immediately asked, in short succession: "What colors do they see?

image: a, Schematic diagram illustrating simultaneous broadband 2nd-10th HHG via cascaded 2nd-NL QPM up-conversion upon a mid-IR pump femtosecond laser in CPPLN. b, Schematic diagram illustrating ...

The world’s astronomers now have access to amazing details about the invisible ultraviolet light from the Sun, thanks to a new ‘spectral atlas’ prepared with the SUMER instrument on the SOHO ...