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We\\u2019re only two weeks away from starting our new season, with all new episodes, on September 17! We\\u2019re putting the finishing touches on the first episode as we speak, and we can\\u2019t wait to share it with you. But for now, enjoy one of our most favorite episodes about what everything in the universe is made of.

What are protons, neutrons, and electrons made out of? That\\u2019s what listener Xander wants to know. Physics expert Aatish Bhatia takes us on a journey into the atom, and explains how scientists discover things that are too small to see. You\\u2019ll find out how Albert Einstein helped prove the existence of atoms, and why physicists smash particles like pinatas in massive tunnels.

Learn more about this episode on the blog on our website.