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Running Time:
00:03:36
To understand how Earth’s climate system has changed over time, scientists need to find, develop and use natural recorders of temperature and precipitation. One natural thermometer comes in the form of alkenones: trans-fats produced by certain algae.

Project: Ice Stories: Dispatches from Polar Scientists | Browse All

Date: July 7, 2008
Format: Expedition
Category: Science in Action
Subject(s): Geology/Earth Science, Life Science/Biology
Running Time:
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!

Project: Iron Science Teacher | Browse All

Date: August 13, 2004
Format: Demonstration / Activity
Category: Everyday Science
Subject(s): General Science
Running Time:
00:18:43
Dr. Paul Doherty and Dr. Eric Weygren discuss the most intriguing moon in the Solar System, Titan. Titan is veiled in a mysterious, dense, foggy atmosphere.

Project: Saturn: Jewel of the Solar System | Browse All

Date: July 16, 2004
Format: Demonstration / Activity
Category: Science in Action
Subject(s): Astronomy/Space Science
Running Time:
1:01:41
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: popsicle sticks!

Project: Iron Science Teacher | Browse All

Date: June 30, 2000
Format: Demonstration / Activity
Category: Everyday Science
Subject(s): General Science