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1:01:06
Watch as the best teachers on the planet battle it out for the title of Iron Science Teacher. In this zany competition teachers will have ten minutes to create a science activity. Tee off with this week’s “secret” ingredient-pet supplies!

00:17:32
Look at new images from the moon Phoebe with Exploratorium scientist Dr. Paul Doherty and Dr. Eric Wegryn of Cassini’s VIMS project.

00:52:14
Learn how sparkling wine is made, what makes it different from still wine, and where all those little bubbles come from! We reveal how to open a bottle without touching the cork, as well as the best way to keep the bubbles in the bubbly. Join our special guests, Stanford chemistry professor Dick Zare, and French enologist Michel Salgues, winemaker at Roederer Estates in California, as we explore the science of tiny bubbles.

1:00:09
Watch as the best teachers on the planet battle it out for the title of Iron Science Teacher. In this zany competition teachers will have ten minutes to create a science activity. This week’s “secret” ingredient: Shoe Boxes!

0:47:02
Join the Origins team as they travel to Antarctica. We sent Mary, Noel, Paul, and Julie to explore scientific wonders from McMurdo to the Pole. Learn all about the extreme science being conducted at the South Pole in a daily dispatch from Terra Australis Incognita!

0:35:54
Exploratorium staff scientist, Dr. Paul Doherty, talks about his photos of Antarctica.

01:01:28
For science fair competition taken to the third power, watch two veteran scientists as they battle head to head to determine who is the Iron Scientist. Home-town favorite, Exploratorium physicist, Dr. Dr. Paul Doherty will square off against heavy-weight contender, visiting Exploratorium Osher Fellow and Boston University astrophysicist Professor Kenneth Brecher. They have 5 minutes to teach their favorite activities, and then move on to the secret ingredients: marbles and panty hose

00:16:58
Dr. Paul Doherty scours the globe for the world's greatest science demonstrations. Here he partners with Dr. Gorazd Planinsic, frequent contributor to Physics Teacher magazine, active in international physics education, and illustrator of physics text books. Watch this webcast, follow the links to the 'recipes,' then try it yourself!

1:00:07
Watch as the best teachers on the planet battle it out for the title of Iron Science Teacher. In this zany competition teachers will have ten minutes to create a science activity. This week’s “secret” ingredient: food coloring!

0:50:12
Watch as the best teachers on the planet battle it out for the title of Iron Science Teacher. In this zany competition teachers have ten minutes to create a science activity. This week’s “secret” ingredient: rulers and meter sticks!