Scale

Scale

Learn about scale (the size of something) using the example of the Earth, Moon and Mars! For this episode to make cents, you'll need a Quarter, a Dime and a Nickel.

Dr. Steven Ehlert

Dr. Steven Ehlert

Dr. Steven Ehlert talks about what it's like working with Chandra X-ray Observatory at NASA's Marshall Space Flight Center, a little bit about his scientific inspiration Sir Isaac Newton and what he would do in the Matrix!

NASA Q&A- Darius Yaghoubi

NASA Q&A- Darius Yaghoubi

Darius Yaghoubi, one of NASA's Marshall Space Flight Center's Lead Aerospace Engineers working on the Mars Ascent Vehicle, talks about the projects that he's been a part of and gets into some details about how NASA will return samples of the Martian soil to Earth for study.