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Ever wondered why gold is yellow? The answer is Einstein’s Special Relativity.
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Ever wondered why gold is yellow? The answer is Einstein’s Special Relativity.
In Gold (Atomic Number 79), the nucleus is so massive & packed with protons that the inner electrons have to orbit at incredible speeds (~58% the speed of light) just to avoid crashing into the
时政
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Parimal
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Exclusive: “The frontline is my life,” Ukraine’s army chief Oleksandr Syrskyi tells me, in his first ever TV interview as commander-in-chief. He says he has a deep connection with his troops: “We speak the same language. We understand each other, no matter who I am talking to.”
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Exclusive: “The frontline is my life,” Ukraine’s army chief Oleksandr Syrskyi tells me, in his first ever TV interview as commander-in-chief. He says he has a deep connection with his troops: “We speak the same language. We understand each other, no matter who I am talking to.”
时政
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twitter.com)
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🇨🇳 CHINA BROKE THE SKY WITH 11,787 DRONES
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🇨🇳 CHINA BROKE THE SKY WITH 11,787 DRONES
Chongqing, China just pulled off the wildest drone light show the world has ever seen.
A jaw-dropping 11,787 drones lit up the night sky, setting a new Guinness World Record.
The drones moved together to create glowing shapes like a
btc
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twitter.com)
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On the 16th of July, 1945, the US Army carried out 'Trinity', the first-ever nuclear weapons test.
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On the 16th of July, 1945, the US Army carried out 'Trinity', the first-ever nuclear weapons test.
'The Gadget' was detonated, with a yield equivalent to 25 kilotons of TNT, in the desert of New Mexico.
Three weeks later, the nuclear bomb 'Little Boy' was dropped on Hiroshima.
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