33
/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 30, 2025
4657847
436032
2
Public Timelines
FAQ

jul 1, 1896 - Direct Calorimetry

Description:

Wilbur Olin Atwater created and began using the first direct calorimetry machine to study "food calories."

Added to timeline:

Date:

jul 1, 1896
Now
~ 129 years ago