@CNN: How Rudolph got a bright red nose… and other holiday science explained https://t.co/Y7hJcZbCVa https://t.co/1tzWTyp6IV

December 25, 2017 / The Arbiter / CNN

@CNN: How Rudolph got a bright red nose… and other holiday science explained https://t.co/Y7hJcZbCVa https://t.co/1tzWTyp6IV

How Rudolph got a bright red nose… and other holiday science explained https://t.co/Y7hJcZbCVa http://pic.twitter.com/1tzWTyp6IV

— CNN (@CNN) December 25, 2017

x