This adorable robot octopus is powered by farts

The latest addition to a growing menagerie of octopus-robots has a lot going for it: It’s small, completely squishy, it doesn’t need a battery — and it farts.
The adorable palm-sized robot is the work of a team of engineers from Harvard University. They created our flatulent friend by pouring liquid silicone into an octopus-shaped mold and 3D printing legs. A soft, central controller in the bot’s body shunts hydrogen peroxide fuel through reaction chambers that convert th