I n order to know a spacecraft’s location within a small margin of error, astronomers need very precise clocks that can measure billionths of a....
Read moreA new atomic clock is in Earth orbit promising unprecedented accuracy in time keeping. On the ground, artificial intelligence has solved the famous....
Read moreThe population of our country is 1.77 billion compared to the global population of 37 billion. We are the second largest population of the world, but....
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