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How prairie dogs use the Bernoulli’s principle.
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How prairie dogs use the Bernoulli’s principle.
In order to ensure sufficient oxygen within their burrow, one of the entrances is built with a raised mound of dirt, while the other is not. This determines different wind velocities and different pressures + natural ventilation
有趣
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twitter.com)
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Massimo
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I captured another stabilized sky timelapse to visualize the Earth’s rotation. This is about 5 hours of real time. I also recorded a behind-the-scenes timelapse, as well. Captured at the Alabama Hills, CA in Sept 2022.
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I captured another stabilized sky timelapse to visualize the Earth’s rotation. This is about 5 hours of real time. I also recorded a behind-the-scenes timelapse, as well. Captured at the Alabama Hills, CA in Sept 2022.
#EppurSiMuove #AndYetItMoves #StabilizedSky #EarthRotation
时政
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twitter.com)
00:00:35
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🚨This is terrifying.
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🚨This is terrifying.
ICE illegally broke into a home in Burnsville, Minnesota, without a warrant, searched the entire residence, broke down doors, and detained U.S. citizens.
According to the family, everything started when a couple renting the basement was followed home from
时政
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twitter.com)
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The U.S. should pay attention.
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The U.S. should pay attention.
China is training mass mobilization through civilian transport networks.
This is not defensive symbolism — it’s doctrine.
When “peace” requires rehearsals like this, deterrence becomes everyone else’s responsibility.
We are wondering why China
时政
(
twitter.com)
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