Ryan Hall, Y’all on Instagram: "Two storms in the Atlantic, Tropical Storm Humberto and Invest 94L, are approaching each other and may perform a rare interaction known as the Fujiwhara effect. Humberto is will become a major hurricane while Invest 94L strengthens, creating significant uncertainty in the forecast track for both."

North Sea Videos on Instagram: "This six-gill shark (Hexanchus) was filmed during a submersible dive off the northeast coast of Molokai at a depth of 1000m (3280ft). The 2 red laser dots are 6 inches apart, resulting in a length of about 18 ft for the shark Great ecstatic live commentary by University of Hawaii Oceanography Professor Jeff Drazen! Many thanks to Dr. Craig Smith (University of Hawaii) and Dr. Eric Vetter for permitting release of this footage which was obtained as part of their re