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Science

drray23

(8,004 posts) Mon Nov 25, 2024, 12:07 PM Nov 25

11

Random science fact. Use your bicycles. [View all]

From the scientific american:

BICYCLE TECHNOLOGY
S. S. Wilson
Scientific American
Vol. 228, No. 3 (March 1973), pp. 81-91 (11 pages)

https://www.jstor.org/stable/24923004

The most energy efficient transportation mode is a bicycle.

On this graph, vertical axis is energy needed in calories per grams and kilometer whereas the horizontal axis is the body weight including that of the transportation device.

4 replies

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Random science fact. Use your bicycles. [View all] drray23 Nov 25 OP

I remember that story in the Sci Am and it has impressed me. erronis Nov 25 #1

Budgerigar? Had to look that one up. keithbvadu2 Nov 25 #2

AKA "budgies" ... nt eppur_se_muova Nov 26 #4

Years ago when I was teaching I could ride my bike to school in less time than it took to drive. hunter Nov 25 #3

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