University of Cambridge researchers successfully used algae to power a computer chip for six months. The blue-green algae perform photosynthesis and generate a small electrical current that “interacts with an aluminum electrode and is used to power a microprocessor,” according to an official release.
"We are constantly negotiating with the pesky figure of the algorithm, unsure how we would have behaved if we’d been left to our own devices. No wonder we are made anxious"