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Running Time:
00:03:53
Join Exploratorium educator Ken Finn as he unlocks the mystery behind the black sand (a.k.a. magnetite) at Ocean Beach. This piece explores the origin of magnetite in the Sierra Nevada mountains, its journey down the Sacramento and San Joaquin rivers to the Bay, and the interesting physical properties of this mineral, plus some fun things you can do with it.

Project: Science in the City | Browse All

Date: August 9, 2011
Format: Expedition
Category: Everyday Science
Subject(s): General Science
Running Time:
00:25:16
Cold anti-hydrogen atoms have been made, stored, and detected for the first time at ATHENA! We talked to the ATHENA team about this groundbreaking, historic event in particle physics and learned what's next.

Project: Origins: CERN | Browse All

Date: September 20, 2002
Format: Interview
Category: Science in Action
Subject(s): Physics
Running Time:
00:20:06
Dr. Paul Doherty scours the globe for the world's greatest science demonstrations. Here he partners with Dr. Yoji Takikawa of the International Christian School in Tokyo. Dr. Takikawa creates at least one new activity every month and has published over 25 books of science activities. Watch this webcast, follow the links to the 'recipes,' then try it yourself!

Project: Try This! With Paul Doherty and Friends | Browse All

Date: March 8, 2001
Format: Demonstration / Activity
Category: Everyday Science
Subject(s): General Science
Running Time:
1:04:33
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: corks!

Project: Iron Science Teacher | Browse All

Date: June 23, 2000
Format: Demonstration / Activity
Category: Everyday Science
Subject(s): General Science
Running Time:
1:20:37
Peer inside the thinking brain, using state-of-the-art functional magnetic resonance imaging. Scientists Gary Glover and John Desmond of the Richard M. Lucas Center for Imaging at Stanford University conduct cognitive tests on an Exploratorium staffer. Imaging tools display the active areas of the brain in real time.

Project: Revealing Bodies | Browse All

Date: April 22, 2000
Format: Interview
Category: Popular Science
Subject(s): Medicine