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It's one of the biggest, fastest, and warmest fish in the sea -- and it's also one of the most sought after, and one of the most threatened. In this segment, Ira and guests talk tuna.
Cold-water fish and snow-dwelling insects have evolved antifreeze proteins to avoid icing up. This natural antifreeze also keeps the ice out of some ice creams.
Tiktaalik roseae was a fish that had scales, gills, and limb-like front fins.
Maurizio Porfiri designed a robotic fish that attract real fish. Now he’s trying to understand why.
Two scientists discuss food safety and environmental concerns associated with transgenic salmon.
Doctor Jordan Metzl says specific cardio and strength training regimens can trea...
Exercise scientists Tamara Hew-Butler and Greg Whyte talk about how the body cha...
Can regular mental exercise help slow down the progress of dementia?
Can exercise help keep aging brains healthy?
New York Times science writer William Broad’s book investigates popular health c...
Think caffeine dehydrates you? Or that you can't get too much water on a hot day? Douglas Casa, of the Korey Stringer Institute, sets the record straight.