Energy powers our entire universe, whether it’s light from a star or energy stored in the food we eat. But could we ever run out? Will there be a time, far in the future, when the last drop of energy is used up?  We asked physicist Dr. Kiley Kennedy to help us find the answer.

Got a question that’s draining your mental battery? Send it to us at BrainsOn.org/contact and we’ll find the answer for you, because knowledge is power!

Have you ever noticed how sometimes when you wash and dry a piece of clothing, it comes out a little smaller? Why does that happen? We asked science professor Dr. Mark Lorch to help us find the answer.

Got a question that’s tumbling around your brain? Send it to us at BrainsOn.org/contact, and we won’t shrink away from answering it!

Are your ears burning? ‘Cause we’ve been thinking about them. Sure, they’re an incredible self-cleaning marvel that we can wax poetic about all day. Sure, they’re a great place for dads to store all kinds of hairs. But do ears have bones?  We asked Olivia Bermingham-McDonogh from the University of Washington to help us find the answer.

Heard a good question recently? Send it to us atBrainsOn.org/contact, because we’re ear for you.

Some snakes make a chemical in their bodies called venom. They use it to hunt and protect themselves. Sometimes, if a human gets bitten by a snake, they need to take a special medicine called antivenin.  How does this medicine work? We asked pediatrician Emma Gerstenzang to help us find the answer.

Got a question that’s snaking around in your brain? Send it to us at BrainsOn.org/contact, and we’ll help find a sssssatisfying answer!

Have you noticed that there’s a kind of cheese that’s holier than all the rest? Swiss! Why does it have all those holes anyway? We asked Jenny Eastwood of Small Goods to help us answer this delicious question.
Hungry for some answers? Send your questions to BrainsOn.org/contact, and we’ll briepare an answer justfor you.

Ping pong is a super fun game. It’s like miniature tennis, where people use paddles to make balls fly across a table., and sometimes way, way up in the air!  But how do those  tiny plastic balls manage to bounce so high? We asked physicist Dr. Kiley Kennedy to help us find the answer.  Got a question that’s bouncing around your brain? Ping us at BrainsOn.org/contact, and we’ll serve up the answer!

Lots of cars, trucks and buses are powered by gasoline. You put the gasoline in a little hole on the side of the vehicle, it powers the engine and then it comes out of the tailpipe as exhaust fumes. But what’s going on inside that engine? And how does gas turn into exhaust anyway? We asked chemistry professor Dr. Josie Nardo to help us find the answer.

Got a question that’s really exhausting you? Send it to us at BrainsOn.org/contact, and we’ll steeryou toward the answer!

Let’s say you wake up on a Tuesday morning feeling fine and fresh. But by the end of the night your throat hurts, you’re coughing, and there’s snot dripping from your nose. What happened in the course of that one day to make you feel so sick? Dr. Courtney Jordan Baechler helps us stick our noses in this (t)issue. 

Got a question you can’t fever out? Send it to us at BrainsOn.org/contact, and then be patient! We’ll help find the answer.

There are all different kinds of trees in the world, from towering redwoods to tiny willow trees smaller than an action figure. Why are there so many different sizes of trees, anyway? We asked tree expert Jake Miesbauer to help us find the answer.

Got a tree-mendous question? Send it to us at BrainsOn.org/contact, and we’ll ginkGO find the answer!

Have you ever picked up a peach in the supermarket and noticed that its skin is covered in soft fuzz? What’s that about? Should we be taking our peaches to barbershops? And what about kiwis? They’re covered in scratchy hairs! Why do some fruits have fuzz while others have smooth skin? We talked to Dario Chavez from the University of Georgia to find out.

Got a fresh ‘n’ fruity question? Send it to us atBrainsOn.org/contact, and we’ll help find an a-peeling answer.