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A batch of the best highlights from what Izzy's read, .

Many state (and city) agencies continue to rely on the 85th percentile approach, an outdated, unsafe method that allows a street’s fastest drivers to determine what the speed limit should be.

Vision Zero Cities: How to Fix Our Most Dangerous Roads

Sindhu Bharadwaj and Matthew Roe

Take Denver. It is, as everyone knows, a mile high, but that rise is comparatively recent. When dinosaurs roamed the Earth, Denver was part of an ocean bottom, many thousands of feet lower.

A Short History of Nearly Everything

Bill Bryson

Roadkill reveals the conditions that beget roadkill, a mirror that reflects itself.

Crossings

Ben Goldfarb

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