Thrice rebuffed for US visa, Sanjay Mehrotra joins Satya Nadella and Sundar Pichai in the trillion-dollar club

TOI correspondent from Washington: In the summer of 1976, a Kanpur-born teenage engineering student from BITS Pilani stood in the lobby of the US embassy in New Delhi after being denied a student visa for the third time. His father, who had accompanied him, refused to leave. He had seen the photo of the consular […]

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The trillion-dollar asteroid: NASA is chasing an asteroid that contains more gold than exists on Earth

Somewhere between the orbits of Mars and Jupiter, a giant metallic world drifts silently through deep space. Unlike ordinary rocky asteroids, 16 Psyche has captured global attention because scientists believe it may contain enormous quantities of valuable metals, including iron, nickel, platinum, and possibly more gold than has ever been mined on Earth. The asteroid’s […]

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