When a robot finds a cave sensed by a difference in temperature it returns by the shortest route, the beeline, back to the lander.

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They get their initial power and instability from the difference in temperature between the very hot Sahara air and the substantially cooler air along the coast of the Gulf of Guinea.

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Though RNA editing has been observed before, in animals ranging from humans to nematode worms, this is the first time an edit has been tied to a clear evolutionary difference caused by a feature of the environment in this case ambient temperature.

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These pens would bob 60 feet below the surface, kept in place with motors powered by heat exchangers that use the temperature difference between deep water and shallow water to generate electricity.

FORBES: Magazine Article