This may be a lampshade, but light isn't what it does best—because this new interpretation of the classic industrial lamp is carved from a solid piece of granite.
Biologically speaking, it isn't that hard to create very simple, one-celled organisms. But the leap to multicellular life requires many factors to line up just perfectly. Now a new hypothesis suggests we wouldn't even be here without some well-timed erosion.
From medicine to the military, lasers have infiltrated almost every part of our existence, including death.