Austin Gallagher

The Discovery Channel's Shark Week, first broadcast on July 17, 1987, is a weeklong series of feature television programs dedicated to sharks. Held annually, normally in July or August, Shark Week was originally developed to raise awareness and respect for sharks. It is the longest-running cable television programming event in history. Now broadcast in over 72 countries, Shark Week is promoted heavily via social networks like Facebook and Twitter.

The authorized documentary celebrating the film that redefined Hollywood, 50 years after its premiere. Featuring rare archival footage and interviews with acclaimed Hollywood directors alongside Steven Spielberg, top shark scientists, and conservationists, the film uncovers the behind-the-scenes chaos and how the film launched the summer blockbuster, inspired a new wave of filmmakers, and paved the way for shark conservation that continues today.

In Australia, sharks have recently been recorded with unusual prey-including other sharks. In order to figure out what has caused this shift in diet, Dr. Charlie Huvaneers and team head to shark infested waters to find out what's in the stomach of a great white - and why.

Dr. Pimple Popper has entertained millions with her extreme pimple popping videos. Now she heads to Turks and Caicos with Dr. Austin Gallagher to explore the world of shark skin and how she can apply the science they gather to help human skin issues.