All Episodes - Big Brain Shows
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Catch up on all the big brain fun! Explore stories about space, nature, science, and more.

Robots, Water Splashes, and a Spacey Picture Puzzle!
Apr 15, 2026
Ep. 46
#Science & Space #Technology #World Events

Robots, Water Splashes, and a Spacey Picture Puzzle!

In Episode 46, kids in Pennsylvania build a robot with teamwork and creativity and earn a spot at a world championship. Then we learn how Thailand celebrates Songkran, a splashy New Year tradition with meaning, respect, and safety rules. Finally, NASA’s Satellite Puzzler shows how space pictures can turn Earth into a clue-filled mystery you can solve by careful observation.

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Space Selfies, Super-Safe Space Rocks, and Festivals Everywhere!
Apr 10, 2026
Ep. 43
#Science & Space #Entertainment & Arts

Space Selfies, Super-Safe Space Rocks, and Festivals Everywhere!

A house-size asteroid named 2026 GD zoomed past Earth safely, and we learned how scientists use telescopes and math to track space rocks. Then we visited Artemis 2, where astronaut Christina Koch took a photo with a kid-designed floating mascot that shows microgravity. Finally, we explored how the Smithsonian Folklife Festival is teaming up with partner festivals so more communities can share music, dance, crafts, and traditions.

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Fashion Time Machines, Coral Gardens, and a Music Treasure Chest!
Apr 9, 2026
Ep. 42
#Entertainment & Arts #Nature & Animals

Fashion Time Machines, Coral Gardens, and a Music Treasure Chest!

In this episode, kids explore how clothes can become museum “Costume Art,” like at a big show connected to the Met Gala. Then we dive underwater to learn how helpers restore coral reefs by dealing with algae, using sea urchins, and planting corals. Finally, we visit Minnesota’s online Music Archive, a place to save songs and stories so they can be shared in the future.

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Spiderweb Science, Space Jellyfish, and Pets Finding Families
Apr 8, 2026
Ep. 41
#Science & Space #Nature & Animals #Technology

Spiderweb Science, Space Jellyfish, and Pets Finding Families

In this episode, kids learn how a spiderweb-shaped electrode can help keep pathways open so CO2 can be reused in helpful ways. Then we explain how a rocket launch can make a glowing “space jellyfish” cloud when sunlight hits leftover fuel high in thin air. Finally, we meet California Adopt-a-Pet Day (June 6, 2026) and talk about how shelter pets can find loving homes.

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Moon Loops, Deep-Sea Critters, and Gadget Time-Travel
Mar 31, 2026
Ep. 37
#Science & Space #Technology

Moon Loops, Deep-Sea Critters, and Gadget Time-Travel

In this episode, kids learn why NASA’s Artemis II mission plans a practice loop around the Moon and how launch windows help keep trips safe. We also dive into the dark deep Pacific where scientists discovered 24 new tiny amphipod species and even described a new “superfamily.” Finally, we visit a planned museum exhibit in Roswell, Georgia that celebrates 50 years of Apple inventions and shows how gadgets improve when people test and try again.

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Spring Sunbeams, Space Rockets, and Movie Magic for Earth!
Mar 20, 2026
Ep. 31
#Science & Space #Entertainment & Arts

Spring Sunbeams, Space Rockets, and Movie Magic for Earth!

Spring begins at a special sky moment called the equinox, when the Sun lines up over Earth’s middle line and day and night are close to equal. We also learn how engineers do a safe rocket “static fire” test while the rocket stays clamped on the ground. Then we visit an environmental film festival idea and discover how nature movies can help us notice tiny details outside.

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Solar Blanket Spacewalks, Spring Flower Rivers, and a Satellite Internet Swarm!
Mar 19, 2026
Ep. 30
#Science & Space #World Events

Solar Blanket Spacewalks, Spring Flower Rivers, and a Satellite Internet Swarm!

In this episode, astronauts do a careful spacewalk to get the International Space Station ready for new roll-out solar panels that bring more power. Then we visit Valencia, Spain, where a spring festival uses many bouquets to build a giant flower picture like a mosaic. Finally, we learn how a huge swarm of satellites can help send internet signals to faraway places like ships at sea and remote areas.

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Space Internet, Sparkly Movies, and a Giant Culture Party!
Mar 16, 2026
Ep. 28
#Science & Space #World Events #Entertainment & Arts

Space Internet, Sparkly Movies, and a Giant Culture Party!

In this episode, kids learn how satellites in orbit can help share internet with far-away places, how the Oscars celebrate the many creative jobs that make a movie, and how the Honolulu Festival shares traditions with music, dancing, parades, and fireworks in Waikīkī. It’s a friendly look at teamwork in technology, storytelling, and community celebrations.

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