Design a setup so that when a steel ball rolls past a magnet, it changes dirtotion and hits a target that's sitting off to the side. For...

We start our “Gravity Assist” virtual tour of the solar system with – where else – the Sun! Jim is joined by Project Scientist Dr. Nicky Fox of the Johns Hopkins University Applied Physics Lab to talk about our fascinating star and...

There is no minimum age for scientific discovery. Young scientists ask questions about topics that have puzzled humans for hundreds of years. This audio story introduces a high school senior who uses math to help astronomers search for...

In the Unit 4 overview, Rachel Hansen gives us a preview of the topics covered in Our Solar System & Earth. It’s an astronomical reminder that human history goes back long before humans, and that without humans like Alfred Wegener, Marie...

Here are five fluffy crafts you can do with pom poms! I’ll show you a simple way to make bright and multicoloured pom-poms and how to turn them into cute crafts. This is such a fun activity to make together! ⠀
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Abigail Fraeman, deputy project scientist on the Mars Exploration Rover mission, discusses the Opportunity rover mission.

Abraham (Avi) Loeb is the Frank B. Baird, Jr., Professor of Science at Harvard University. He received a PhD in Physics from the Hebrew University of Jerusalem in Israel at age 24 (1980-1986), led the first international project...

A conversation with Chris McKay, senior scientist at the Planetary Systems Branch of NASA's Ames Research Center who works on projects from Cassini to Curiosity.

A conversation with Laura Iraci, NASA Research Scientist and AJAX Principle Investigator at NASA’s Ames Research Center in Silicon Valley.