The mystery of the balls of metals found on the ocean floor are baffling scientists, we are being told at www.dailymail.co.uk/sciencetech/article-2957453/What-mystery-alien-balls…
A remote camera revealed the ocean floor is littered with these metal balls, and some patches are remarkably well spread. Entrepreneurs around the world have an eye on harvesting them – and making lots of dosh in the process.