Records Fell at the Track Worlds. A Trend? Not So Fast. - The New York Times

Some have referred to this era as a golden age of better and better times. But a deeper look at the data shows the simple shorthand conclusion is incomplete.

There are many other explanations, and technologies, that have been posited as reasons for recent fast times. Modern tracks are made of better materials that help with speed. The springy surface at t… [+1681 chars]

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