More Science Facts with Kevin Delaney

CLIP01/20/17
Details
Also available on the NBC app

Science Channel's Kevin Delaney shares six more science facts ranging from how magnets were discovered to how the Slinky was invented!

Appearing:Jimmy Fallon
Tags: The Tonight Show, Jimmy Fallon, More Science Facts, Kevin Delaney
S4 E722 minWeb ExclusiveTalk and InterviewLatenight