Ski jumping is one of the most fascinating events of the Winter Olympics. And since its inclusion in the Games seven decades ago, Olympians have developed new ways to soar even farther.

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When you think of intelligence, you might think of how well you score on an IQ test. But many types of intelligence have little to do with knowing facts and figures. When asked the question, "What's the smartest age," we might automatically think of those with more experience — but the answer is not that simple.

Venus is named after the Roman goddess of beauty, but the planet's surface is anything but pretty. During the Cold War, the U.S. and the USSR sent many probes to the yellow planet, only to have them crushed by the intense pressure of the atmosphere. Finally, after many attempts, one succeeded in making it to the surface. What made this one different, and how could it withstand the enormous weight of the atmosphere?

During World War II, the island of Britain was under constant attack from the Germans. But the British had an incredible weapon to fight back with: the Spitfire. This iconic plane could climb to high altitudes quickly, outpace the German planes and stop many attacks. It couldn't have done this without some mind-blowing engineering. So how did they do it?

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