Quasi-weekly answerers to science questions, along with brief lessons and ideas for teachers and students.
How to Navigate by the Sun
Aug. 12, 2008
00:05:00
Nomenclature -- Special Relativity (2 of 5)
April 21, 2007
00:03:07
Two Postulates -- Special Relativity (1 of 5)
April 11, 2007
00:07:12
How to Build a Paper Quadrant
April 2, 2007
00:01:50
What is quantum tunneling?
March 25, 2007
00:04:12
Could that really happen? Phylm examines the bus jump from Speed
March 20, 2007
00:04:02
What is the conservation of angular momentum?
March 10, 2007
00:02:18
How to build a simple electric motor, plus how it works.
March 3, 2007
00:02:17
Electricity and Magnetism Hand Rules (part one)
Feb. 25, 2007
00:03:51
What is the magnetic field?
Feb. 18, 2007
00:02:30
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