This is just the beginning! Our collection holds over 300 years of history, including rare newspapers, obituaries, marriage records, birth records, and so much more—most of which you won’t find anywhere else!
Lost fingerprints and karate chop secrets explored
The piece surveys how fingerprints can fade from aging skin or chemical effects and notes rare cases of intentional mutilation. It also explains karate power via speed and technique, citing studies on impact, bone resilience, and the physics of breaking boards.
MENTIONED IN THIS ARTICLE
Edward Richards
Louisiana State University
Katherine Harmon
Scientific American Magazine
Singapore
U.S
Annals of Oncology
Mr. S
Theodore
Jack” Klutas
Kasey Wertheim
Curtis Rist
Discover
Michael Feld
Feld
Scientific American