Search results for

How are fireworks made? What are fireworks made of? How do they set off? Why are fireworks bright? Why are they loud? And why do we celebrate with fireworks on the fourth of July? We learn about pyrotechnics with Dr. John Steinberg, a physician and licensed fireworks professional. And we’ll hear from David Chavez, an explosives expert at Los Alamos National Laboratory about how changes to the materials used in fireworks can make them better for the environment and unleash new, more vibrant colors in the night sky.

This week, we're revisiting one of our favorite older episodes from the past. We’re going to learn a little bit about the history of noodles--and how to…

Are seeds alive? What are they made of? Here in Vermont it's planting time, and we've been getting a lot of questions about seeds from kids around the…

Our show just turned 5 and we've seen a lot of growth year over year in the number of listeners and questions you've been sending us. But we'd like to…

Our guest this week is a lexicographer. That's someone who studies words and, in this case, edits dictionaries. Emily Brewster is a senior editor at…