« Return to AACT homepage

AACT Member-Only Content

You have to be an AACT member to access this content, but good news: anyone can join!

Have a student video passcode? Enter it below to access our videos.

Need Help?

Hydrogen Video (5 Favorites)

VIDEO in History, Periodic Table, Sam Kean's Disappearing Spoon. Last updated May 30, 2017.

In this video, Sam Kean tells stories about hydrogen.