Shark Island Challenge
SYDNEY, AUSTRALIA - JUNE 08: Shaun Peterson of New South Wales rides a wave during the 2016 Shark Island Challenge off South Cronulla Point on June 8, 2016 in Sydney, Australia. (Photo by Cameron Spencer/Getty Images) Cameron Spencer/Getty Images

What's behind the waves and tides?

Sir Isaac Newton drops by and drops some knowledge. He helps explain why the tides ebb and flow. Then, an oceanographer/surfer tells us where waves come from and how they get their shape – cowabunga! Plus we hear about what it’s like for marine life that move to a new neighborhood once or twice a day. Sometimes it’s underwater, sometimes it’s not.

And check out this video to find out more about Lake Superior surfing: