Dick Rodstein

Follow a group of researchers traveling to Darin Island determined to track sharks and learn their migration patterns. To do so, they must strategically place tracking devices on the beasts, which proves to not always be easy. Dangerous currents intervene and the sharks can deliver bone-crushing swipes with their tails. Find out how the sharks and scientists fare! Distributed by XiveTV.

May 22nd, 2011. A powerful tornado cut a mile-wide swath through Joplin, Missouri, the costliest and one of the deadliest tornado disasters ever. What did scientists learn when they peered into the realm of this SuperTornado?