marine-science:

Methods of coral restoration are being applied in many parts of the world, including Florida, Mozambique and the Caribbean islands. Fast growing, branching species are being reared by conservationists and scientists and used for “reef seeding” projects. 

"It sounds quite novel, but in fact its a science thats been around for about 30 years. One of the reasons why I’m drawn to it is because its a very active way to get people physically involved in protecting the ocean."

Photo credits: top, middle, second from bottom, bottom

This. Holy crap.

Using small electrodes to bypass damaged photoreceptors, this new technology can help give partial sight to those who have lost it.