photons

Science Explained: How Long Can Photons Live? Will They Ever Die?

Science Explained: How Long Can Photons Live? Will They Ever Die?

Everything dies. To many, this seems to be the one absolute truth to the universe: Plants and animals rot and decay, stars explode and grow dark, planets crumble or are burned, and even black holes may radiate away. Indeed, our very atoms, which are the same atoms that make up everything else in the universe, decay into lighter elements as time marches on.