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Showing posts with label mythbusters. Show all posts
Showing posts with label mythbusters. Show all posts

Saturday, June 20, 2026

Do bra sizes influence tip sizes in the service industry? With a surprise ending

First published on the Steem blockchain by @remlaps on August 31, 2024. View the original post.


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Kari Byron of Mythbusters fame at the San Diego Comicon in 2010, License: CC 2.0, Original photo by Ray Sampson

Last weekend, I saw an entertaining rerun of a MythBusters segment on the Science Channel. The episode is 10 years old (Season 16, Episode 5), but I hadn't seen it before. I thought the results were surprising enough that it was worth posting about.

In the segment, Kari Byron went under-cover in a coffee shop on three different days in order to test the myth that women with larger breast sizes in the service industry tend to receive larger tips from their male customers.

According to evolutionary theory, the idea is that women with "full cleavage" signal that they have better reproductive potential, and men who find this trait attractive tend to be more successful at reproducing their genes. After millions of years of evolution, this attraction spreads far and wide, and it influences the ways that men behave.

So, here's how the MythBusters experiment went down.