How Much does a hurricane weigh? NPR’s Robert Krulwich exlores. Animated by Odd Todd (Todd Rosenberg).
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Between the 1840s and early 1900s, loops on roller coasters were perfectly circular. Now they’re not. Here’s why. A Vox video.
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“Here’s some news hot off the press. Researchers have found a secret ingredient for making solar panels that absorb the sun’s energy more efficiently. Depending on what you like to eat, there’s a good chance you can find it at home. Capsaicin, the chemical that gives chili peppers their spicy sting, also improves perovskite solar cells – the devices that make up solar panels.
Why is ketchup so hard to pour? George Zaidan explains. Animation by TED-Ed.
Vaguely related:
“How Was Ketchup Invented?” Jasmine Wiggins, National Geographic
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The ballerina portraying Swan Lake‘s enchantress Odile must execute 32 fouetté turns seamlessly, without pause. How does she do that? Physics. A TED-Ed lesson by Arleen Sugano and Andrew Laws; animation by Dancing Line Productions.
More:
“Swan Lake,’ and Its 32 Fouettés,” Alastair Macaulay, New York Times
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More:
“Physicists Find Elusive Particle Seen as Key to Universe,” Dennis Overbye, New York Times
“Why the Higgsteria?” Ken Perrot, Open Parachute
“Higgsapalooza,” Steinn Sigurðsson, Dynamics of Cats
“Gettin’ Higgy With it: A Roundup of Higgs Boson Jokes on Twitter,” Xeni Jardin, Boing-Boing
“… the linear or helical hand motions commonly used by pizza chefs … for single tosses maximize energy efficiency and the dough’s airborne rotational speed; on the other hand, the semielliptical hand motions used for multiple tosses make it easier to maintain dough rotation at the maximum speed.”
“Rotating bouncing disks, tossing pizza dough, and the behavior of ultrasonic motors,” KC Liu, J. Friend, L. Yeo, Physical Review E: Statistical, Nonlinear, and Soft Matter Physics, in “The physics of tossing pizza dough,” Discover Magazine Discoblog
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Image (“And God Created Pizza, after the Bible Moralisée, ca. 1250”) by Mike Licht. Download a copy here. Creative Commons license; credit Mike Licht, NotionsCapital.com
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“The lava lamp shows the difference between conceptual physics and practical engineering. The principles behind how it works are well known and obvious, but actually getting substances to do what it does is another matter.”
“The psychedelic physics behind the lava lamp’s hypnotic goo,” Esther Inglis-Arkell, iO9
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Image by Mike Licht. Download a copy here. Creative Commons license; credit Mike Licht, NotionsCapital.com
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