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European Space Agency: 2 ideas worth knowing

2 ideas from European Space Agency, each explained in a minute and credited to the original work. Free on Savvy.

• The magnetic north pole is drifting so fast, maps need constant updates

  Unlike the fixed geographic North Pole, Earth's magnetic north pole wanders as molten iron churns deep in the planet's core, and it isn't wandering steadily. It crept about 10 km a…

  — European Space Agency, Tug-of-war drives magnetic north sprint

• A probe once landed on Saturn's moon Titan, nearly a billion miles from home

  In January 2005, the European Space Agency's Huygens probe separated from NASA's Cassini spacecraft and descended through the thick atmosphere of Saturn's moon Titan, landing on a …

  — European Space Agency, Huygens (spacecraft)

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