Do you ever get an intense desire to leave it all behind, set out on the road, and explore somewhere totally foreign? That feeling is nothing new — it's most likely the same one that drove our human ancestors to migrate out of Africa. That wanderlust could have a genetic basis, and there's one gene variant that may be the culprit.
One Piece Of The Puzzle
Watch And Learn: Our Favorite Content About Exploration
Is Traveling in Our DNA?
It could all come down to DRD4-7R.
Facts That Will Make You Want To Travel
Couples who travel together stay together.
Written by Curiosity Staff February 21, 2017
Wake up with the smartest email in your inbox.
Our Best Articles Daily