The temperature hit 100 degrees at O’Hare International Airport, Chicago’s official recording site, on Aug. 24, 2023, for the first time in more than a decade.

The extreme, triple-digit heat that has enveloped the tri-state — and left the entire Eastern half of the U.S. sizzling — ...

A NEW RECORDING THERMOMETER FOR ATMOSPHERIC RANGES OF TEMPERATURE, Scientific American, Vol. 74, No. 10 (MARCH 7, 1896), p. 149 Free online reading for over 10 million articles Save and organize ...