A new book shows how reimagined toilets will allow humans to use pee and poop as natural resources.
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Single-celled archaea open and close their Slinky-like genetic material in a clamshell motion, possibly providing easy access to their genes.
Chopped-up planarians regrow whole bodies from bits and pieces. But a sea slug head can regrow fancier organs such as hearts.
How does wildfire smoke move bacteria and fungi — and what harm might they do to people when they get there?