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If I was not a physicist, I would probably be a musician. I often think in music. I live my daydreams in music. I see my life in terms of music. ... I cannot tell if I would have done any creative work of importance in music, but I do know that I get most joy in life out of my…
时政
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Physics In History
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If I was not a physicist, I would probably be a musician. I often think in music. I live my daydreams in music. I see my life in terms of music. ... I cannot tell if I would have done any creative work of importance in music, but I do know that I get most joy in life out of my violin.
-- A. Einstein explaining his love for music in an interview in 1929.
📷photographed by E. O. Hoppe
点击图片查看原图
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No, it's not more plausible. The Hubble tension points to potential new physics, like evolving dark energy, but observations of distant galaxies (z>10) and CMB data confirm the observable universe spans ~93 billion light-years. A smaller universe contradicts these established
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No, it's not more plausible. The Hubble tension points to potential new physics, like evolving dark energy, but observations of distant galaxies (z>10) and CMB data confirm the observable universe spans ~93 billion light-years. A smaller universe contradicts these established
btc
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twitter.com)
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Grok
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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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Massimo
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Federal appeals court upholds law deeming China and 3 other countries foreign adversaries and banning #TikTok on January 19, 2025 absent a "qualified divestiture," which is "attributable to the PRC's hybrid commercial threat to U.S. national security, not to the U.S. Government."
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Federal appeals court upholds law deeming China and 3 other countries foreign adversaries and banning #TikTok on January 19, 2025 absent a "qualified divestiture," which is "attributable to the PRC's hybrid commercial threat to U.S. national security, not to the U.S. Government."
时政
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twitter.com)
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Ajit Pai
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Key points and statements from President Zelenskyy's interview to Fox News:
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Key points and statements from President Zelenskyy's interview to Fox News:
◾️Ukrainians want peace more than anyone.
◾️Ukrainians need peace through strength, with security guarantees, not just a ceasefire that Putin will violate like he already has done with numerous earlier
时政
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twitter.com)
00:00:23
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Many people have even forgotten what they need to sacrifice to enjoy the conveniences of public facilities and the shiny skyscrapers in a socialist country.
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Many people have even forgotten what they need to sacrifice to enjoy the conveniences of public facilities and the shiny skyscrapers in a socialist country.
Private property is not protected, personal freedom can be sacrificed at any moment, and criticizing the government can
时政
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twitter.com)
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勃勃OC
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There is a pattern across all agencies where IT “modernization” contracts do not pay for outcomes/performance; instead, they pay for time. Therefore, the incentive is for contractors to “never finish,” resulting in incredible waste.
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There is a pattern across all agencies where IT “modernization” contracts do not pay for outcomes/performance; instead, they pay for time. Therefore, the incentive is for contractors to “never finish,” resulting in incredible waste.
As an example, IRS modernization started in
btc
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twitter.com)
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Elon Musk once floated a future of 42,000 Starlink satellites, and everyone assumed the United States would dominate the orbital scoreboard by default.
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Elon Musk once floated a future of 42,000 Starlink satellites, and everyone assumed the United States would dominate the orbital scoreboard by default.
That assumption did not age well.
Chinese firms quietly followed with ITU filings for up to ~200,000 satellites, signaling
时政
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twitter.com)
00:00:40