The museum will close early on June 21 at 5:30 p.m. for a private event. We apologize for any inconvenience.
Galileo Thermometer
HMNS Museum Store Galileo Thermometer

The Coolest Way To Watch The Heat


Famed astronomer Galileo discovered the principle behind this stunning thermometer in the 16th century. Today, you can use it to explore science, brighten up a room – or both!

Galileo Thermometers available in multiple sizes: $14.95-$34.95, Members $13.46 - $31.46

Your purchase supports science education programs of the Houston Museum of Natural Science.
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