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Deanna Cullen's picture

MOSART Tests

Mon, 10/28/2013 - 13:09 -- Deanna Cullen

The MOSART tests are designed to measure understanding of science concepts. The name, MOSART, stands for:

Misconceptions-Oriented Standards-based Assessment Resources for Teachers

 

Hal Harris's picture

Life's Ratchet: How Molecular Machines Extract Order From Chaos

Tue, 04/30/2013 - 21:09 -- Hal Harris

Peter Hoffman is a physicist and materials scientist, and he brings those perspectives and sensibilities to the description of how life converts chemical energy into order and motion.  The "Ratchet" in the title is Feynman's Ratchet, a gedanken experiment described in Feynman's "Lectures on Physics" and reminiscent of Maxwell's Demon.

Hal Harris's picture

Energy for Future Presidents: The Science Behind the Headlines

Thu, 10/04/2012 - 14:52 -- Hal Harris

In an attempt to get at least a little discussion of science policy into the Obama-McCain campaign of 2008, Richard Muller wrote "Physics for Future Presidents" and offered a popular course at UC Berkeley with the same title. While nearly all of the issues he raised were ignored by the campaigns and during the subsequent four years, he has returned with a book focused just on energy science and related issues.

Hal Harris's picture

Why is Pioneer Slowing?

Fri, 07/27/2012 - 08:32 -- Hal Harris

The fact that spacecrafts Pioneer 10 and 11 are not moving quite as fast as they were predicted to, has led to speculation that there might be something wrong with general relativity. Einstein may be dead, but his concepts still reign.

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