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00:00:25
Discovered just 60 years ago, this remote valley in Russia is a treasure trove for scientists studying microorganisms that survive under extreme conditions.

00:01:25
Tour the lab tent where scientists study the unique microbiology and geochemistry of the hot springs of Russia's Uzon Caldera.

00:41:18
In this zany competition teachers will have ten minutes to create a science activity from a special secret ingredient. This week: mirrors!

00:58:32
Watch ancient text revealed and read for the first time in a thousand years! Archimedes was one of the world's greatest scientific and mathematical minds. His thoughts were inscribed on goatskin parchment, but the letters and diagrams were scraped off and written over by Greek monks in the Middle Ages. Now, using an intense x-ray beam generated at Stanford University's linear accelerator, some of the original Greek text will be revealed for the first time in the modern world.

1:04:26
In this zany competition teachers will have ten minutes to create a science activity from a special secret ingredient. This week: rocks!

01:05:00
In this zany competition teachers will have ten minutes to create a science activity from a special secret ingredient. This week-fruit!

01:01:49
In this zany competition teachers will have ten minutes to create a science activity from a special secret ingredient. This week: crayons!

1:02:09
In this zany competition teachers have ten minutes to create a science activity from a special secret ingredient. This week: iron!