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How Do Worms Turn Garbage into Compost?
Season 4
Episode 10
How is it that these detritivores – literally dirt eaters – turn what humans find inedible into beloved compost? After the biology and physics of swallowing and “chewing”, like us it’s all chemistry for digestion. But earthworms have an extra enzyme that allows them to munch through cellulose, the ultimate fiber of that makes tree bark a non-starter in human diets.
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4:13
We find out why getting freshwater from ocean water is a trickier than you might imagine.
5:09
How Pee Helped Win the Revolutionary War (Maybe...)
4:21
One element is the backbone of all forms of life we’ve ever discovered on Earth: carbon.
3:10
We explain how plants communicate, their chemical response to being damaged, and more.
