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00:27:00
Explore how Mars’s gravity and geology would affect rock climbers, with the Exploratorium's Dr. Paul Doherty.

00:33:00
How old would you be on Mars? Learn how time passes on Mars by exploring its calendar and seasons.

00:37:00
Find out what sunsets look like on Mars and what makes the red planet red with images taken by the MERs’ cameras

00:42:06
Come to the Exploratorium and see the first images from the Mars Rover Spirit. Learn about the Mars missions and the tools used to explore Mars.

00:55:27
Watch as Exploratorium staff and local teachers compete for the title of Iron Science Teacher. Each contestant has 10 minutes to make a science lesson out of a secret ingredient. In this special Halloween edition, today's secret ingredient is: Plastic Bags!

00:07:57
See an 8 minute video of the planet Mars from the James Lick Observatory telescope!

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.

00:53:13
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: Pencils

0:24:50
Join two of our High School Explainers as they show our live webcast audience how to make snowflakes at home with a water bottle, styrofoam plates, dry ice and a sponge.

0:31:36
Karen Joyce has spent 10 seasons in Antarctica. From our studio at the Exploratorium, we talked with Ms. Joyce about what life is like in Antarctica.