December 21st, 2004
Ancient Observatories: Chaco Canyon
The ancient Puebloan Indians who inhabited the Southwest United States were accomplished astronomers. With a live feed from Chaco Canyon, New Mexico, hosts Linda Shore and Ron Hipschman investigate the solar alignments built into the ancient buildings there. Learn how the ancient Puebolans learned about the movements of the sun, what these movements meant to them, and why solar research is still important today.
Check out the Chaco Canyon website at:
http://www.exploratorium.edu/chaco

Holiday Edition of Iron Science Teacher
December 17th, 2004
The only thing to beat out Iron Science Halloween! Holiday madness right when you could use a laugh....
http://www.exploratorium.edu/iron_science/

Titan: Up Close and Personal
November 5th, 2004
Paul Doherty and Eric Wegryn explore the latest photos of Titan taken from only 750 miles away. For more info:
http://www.exploratorium.edu/saturn/webcasts.html

Iron Science Teacher Halloween Edition!
October 29th, 2004
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 science ingredient.
http://www.exploratorium.edu/iron_science

Saturn/Cassini Update: Our Heads in the Clouds
October 15th, 2004
Paul Doherty and Ron Hipschman discuss the clouds and atmosphere of Saturn. Learn how to make a cloud in your kitchen or an atmosphere in a soda bottle!
http://www.exploratorium.edu/saturn/webcasts.html

Saturn/Cassini Update: Looking back at Saturn
August 21st, 2004
Paul Doherty and Ron Hipschman discuss some of Saturn's interesting history.
http://www.exploratorium.edu/saturn/webcasts.html

Iron Science Teacher
August 13th, 2004
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!
http://www.exploratorium.edu/iron_science

Iron Science Teacher
August 6th, 2004
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-aluminum foil!
http://www.exploratorium.edu/iron_science

Iron Science Teacher
July 23rd, 2004
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-salt!
http://www.exploratorium.edu/iron_science

Iron Science Teacher
July 16th, 2004
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-aluminum cans!
http://www.exploratorium.edu/iron_science

Saturn/Cassini Update - The Mystery of Titan
July 16th, 2004
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.
http://www.exploratorium.edu/saturn/webcasts.html

Iron Science Teacher
July 9th, 2004
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-golf balls!
http://www.exploratorium.edu/iron_science

Saturn/Cassini Update-The Rings of Saturn
July 9th, 2004
Join Exploratorium scientist Dr. Paul Doherty and Dr. Eric Wegryn as they discuss the rings of Saturn and show new images from Cassini.
http://www.exploratorium.edu/saturn/webcasts.html

Saturn/Cassini Update-A New Look at Phoebe
July 2nd, 2004
Look at new images from the moon Phoebe with Exploratorium scientist Dr. Paul Doherty and Dr. Eric Wegryn of Cassini’s VIMS project.
http://www.exploratorium.edu/saturn/webcasts.html

Iron Science Teacher
July 2nd, 2004
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- carbohydrates!
http://www.exploratorium.edu/iron_science

The Transit of Venus
June 8th, 2004
Astronomers in many parts of the world watched as Venus moved across the disk of the Sun, one of the rarest planetary alignments.  Join the Exploratorium crew in Greece as we webcast this historic event!
http://www.exploratorium.edu/venus

Iron Science Teacher: Washington, DC
March 16th, 2004
Iron Science Teacher: Washington, DC
The Live @ cast and crew take a journey to our Nation's Capitol for a
special politically-charged edition of Iron Science Teacher. The
competitors must create a math or science activity that is politically
correct and leaves no child behind.
http://www.exploratorium.edu/iron_science

Iron Science Teacher: Valentine's Edition
Feb 14th, 2004
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 from a special Valentine's Day
"secret" ingredient.
http://www.exploratorium.edu/iron_science

Journey to Mars
Jan 4-Feb 28, 2004
Choose from our 23 webcasts about all aspects of the exciting Mars Mission.The Live @ crew investigates everything from Martian Snowflakes to what it would be like to play sports on Mars. View pictures taken by the rovers, Spirit and Opportunity, and find out why discovering proof of oceans on Mars will change the way we understand our solar system.
http://www.exploratorium.edu/mars/webcasts.php

"Try This!" With Paul Doherty and Friends
2004
Dr. Paul Doherty scours the globe for the world's greatest science demonstrations. Every month Paul introduces us to a science teacher who is famed for teaching some of the best science lessons. Watch the webcast, follow the links to the 'recipes,' then try it yourself!
http://www.exploratorium.edu/explore/trythis.html