Exploratorium home Exploratorium home Explo.tv
Browse media archive by:
Search 
Running Time:
00:04:05
On the cliffs above San Francisco's Ocean Beach perches a landmark observatory—a giant camera obscura. Step inside with Robert Tacchetto and see how this centuries-old technology creates enchanting images of the outside world.

Project: Science in the City | Browse All

Date: July 11, 2012
Format: Expedition
Category: Everyday Science
Subject(s): General Science
Running Time:
1:09:46
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!

Project: Iron Science Teacher | Browse All

Date: July 23, 2004
Format: Demonstration / Activity
Category: Everyday Science
Subject(s): General Science, Physics