Fall is finally here! For much of the world, that means falling leaves, cozy sweaters, and lots and lots of apples! There are over 7,000 species of apples grown worldwide, and they’re all unique! But how are they able to come in so many different colors? We asked Lee Kalcitsto help us find the answer.
Have a question that’s got you stumped? Send it to us at BrainsOn.org/contact, and we’ll help pick out the answer!

We’re back! Brains On Universe has a new headquarters
07:30

A big update about Moment of Um and the Brains On Universe
02:56

How do braces work?
06:19