Movies: David Gruber

On a summer's night, there's nothing more magic than watching the soft glow of fireflies switching on and off. Few other life forms on land can light up the night, but in the dark depths of the oceans, it's a different story: nearly 90% of all specie...

What is the value of ocean biodiversity? Bloody Bay Wall is the top of a five thousand foot underwater cliff. A group of divers - including scientists and photographers - gather at Little Cayman Island in the Caribbean Sea to explore this spectacular...