How far have we traveled?

Does the space shuttle have an odometer? Maybe, but all that is needed to determine the distance to the moon is a little geometry! The lesson asks scholars to sketch the relationship of the Earth and moon using shadows of an eclipse....

How far is it from your house to the grocery store? If you answered in time rather than distance, there's a scientific explanation. Science scholars compare distance/time quantities in a short, animated video. Topics include time being...

Can we use the stars to navigate if we're actually among them? Space-age scholars explore the precise planning that goes into long-distance exploratory missions using a video from THNKR's Why with Bill Nye! playlist. Bill Nye explains...

Are you ready to take your learners on a time travel exploration? The short video segment uncovers the nuances of time travel and the scientific theories behind this sometimes misunderstood activity. Learners conclude with a discussion...

Imagine living in a neighborhood where the houses on your street keep moving farther away until your house is the only one in the reachable vicinity. That's what is happening in our universe, except your house is our galaxy, and the...

Love the pun, "How Curiosity got us to Mars!" Curiosity is the desire to learn or know, and it is also the name of the rover that landed on Mars in 2012. Mohawk-sporting Bobak Ferdowsi, a NASA engineer also discusses how and why we study...

We all know that the brain is responsible for our thoughts, actions, memories, and emotions, but it's far busier than we can possibly imagine. Watch this short video as it explores how life as we know it is made possible...

There are so many galaxies in the universe that the vast majority of them are too distant for the human eye to perceive. An astronomy video discusses the Hubble Telescope's Deep Field image from 1995 and the eXtreme Deep Field image...

When your smartphone tells you the weather of your current location or gives you directions to the nearest gas station, there's more going on that you might realize. Follow along with this short video as it explains how satellites,...

What have our eyes and brains evolved to see? Discover the way our photo receptors and brains assemble visual information into the three-dimensional world we see around us.