A Moment of Science
Did you know that electric fish use electricity instead of light and sound to find their way and talk to each other? Find out more on this Moment of Science.
On a previous show we discussed how, every 250,000 years or so, the north and south poles switch places. Not that the places themselves move, rather, the entire magnetic field of the earth flips around, resulting in the pole we now call north being on the southern tip of the planet, and vice versa. Why does this happen? Learn more on this Moment of Science.
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