
Bridges vs. Tunnels
We’ve gotten a lot of questions about bridges and tunnels: How do bridges stay up? How are tunnels built? How do they build bridges over water? How do they put tunnels underwater? To answer these ques...
26 Elo 201529min

Mission to Pluto!
We talk to Dr. Alan Stern, the leader of NASA’s mission to Pluto – New Horizons. He’s been working on the mission for over 20 years and he’s excited to see the surprises that New Horizons will be send...
10 Heinä 201512min

Cuttlefish: Ultimate Shapeshifters!
… and you thought chameleons could hide. See omnystudio.com/listener for privacy information.
9 Kesä 20159min

Trees: From seed to shining seed
How do trees make oxygen? How do they grow? How do evergreens stay green all year? Why do tree leaves change color? How long can trees live? We’re branching out to tackle all these questions in this e...
27 Touko 201521min

Why does the sun make some people sneeze?
This question has been a mystery for millennia. Turns out there’s a name for the phenomenon: photic sneeze reflex. See omnystudio.com/listener for privacy information.
12 Touko 201510min

How and why do jellyfish sting?
All jellyfish sting – but not all jellyfish sting people. In this episode, we learn about how jellyfish sting and how they eat. Plus: stro-bi-la-tion (how jellyfish grow up). See omnystudio.com/listen...
9 Huhti 20159min

Volcanoes in space!
The biggest volcano in our solar system is not on Earth -- and its footprint is as big as the entire state of Arizona. See omnystudio.com/listener for privacy information.
18 Maalis 201511min

When parasitoids attack!
After a caterpillar goes into its chrysalis, you would expect a beautiful butterfly to emerge. But when this parasitoid attacks, the results are very different. See omnystudio.com/listener for privacy...
13 Helmi 20159min




















