In the July issue of the IEEE Spectrum Magazine, read about the 2.6 trillion transistor chip, how engineering can curb climate change, the optimist and the optophone, the precision of the Sapphire Clock, and more.

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The 2.6 Trillion Transistor Chip

Almost from the moment Cerebras Systems announced a computer based on the largest single computer chip ever built, the Silicon Valley startup declared its intentions

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Can Engineering Curb Climate Change?

Seven years ago, we published an article in IEEE Spectrum titled “What It Would Really Take to Reverse Climate Change.” We described what we had learned as Google...

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The Optimist and the Optophone

On 25 June 1912, the Irish writer, inventor, and physicist Edmund Edward Fournier d’Albe demonstrated a curious machine at the Optical Society Convention in London

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To be Precise, This Clock Has No Equal

Tick, tick, tick. The rhythm of clocks is universal. But how exactly alike are those ticks? For some vital applications, even vanishingly small deviations can be a problem

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