I'm a competitive swimmer who follows a high-protein diet. Here are 7 things I always buy at Costco.

Tech Insider : Business
A composite image of packages of Kirkland Signature stuffed salmon, and packages of Rastelli's grass-fed ground beef.
The Kirkland Signature stuffed salmon and Rastelli's ground beef are some of my favorite high-protein foods from Costco.

Jordan Fargo

An ultra-swimmer tried to eat as much as a tiger shark and ended up consuming 40,000 calories in a day

Tech Insider
Mike Heithaus and Ross Edgley on a boat with sharks swimming behind and Heithaus holding a giant piece of gelatin
Before he can eat like a tiger shark, Ross Edgley, along with marine biologist Mike Heithaus, needs to figure out how much the fish consume in a single bite.

National Geographic/Nathalie Miles

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