The Action Lab Man demonstrates the physics of flowing air in several fun ways to explore Richard Feynman's "reverse sprinkler problem." A hypothetical reverse sprinkler (the sort that spins) is one that sucks in the fluid that surrounds it. Which direction does it turn? This question has led to lively debate among physics enthusiasts.
This question is also posed in a great physics puzzle book, called Thinking Physics.
Pere Rosselló, an astrophysics student at Universidad de La Laguna in Tenerife, Spain, posted an animation depicting the gravitational collapse of Spongebob. "You can see how virial equilibrium is eventually… READ THE REST
The rate the universe is expanding, the Hubble constant, is confirmed by data observed by the Webb space telescope. The NASA/ESA/CSA James Webb Space Telescope has confirmed that the Hubble… READ THE REST
My mind was blown by this simple video from Neil DeGrasse Tyson about the ocean's tides. I thought that the tides were created when the Moon pulled the ocean toward… READ THE REST
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