Filters transmit some colours of light and absorb other colours of light. Colours which are transmitted pass through the filter and come out the other side. Colours which are absorbed do not pass ...

ICTER scientists have pioneered a method to quantify two-photon vision brightness, unlocking new possibilities for medical ...

However, when more light is absorbed than can be utilized for sugar production, the (un-utilized, or excess) excitation energy can instead be passed off to oxygen. The resulting highly reactive ...

Ateam of marine biologists has discovered 16 species of "ultra-black" fish that absorb more than 99% of the light that hits ...