Get ready to put your hands together and give a warm welcome to the newest addition to the human anatomy. Introducing: Dua’s layer.
The new ocular part, which sits at the back of the cornea, was discovered by Harminder Dua, a professor of ophthalmology at the University of Nottingham. It's only 15 microns thick, but the discovery, per Dua, has big implications.
Image courtesy of Flickr, dwmizell