science fiction

How to outrun a crashing alien spaceship

June 11, 2012 | John Mount

Hollywood movies are obsessed with outrunning explosions and outrunning crashing alien spaceships. For explosions the movies give the optimal (but unusable) solution: run straight away. For crashing alien spaceships they give the same advice, but in this case it is wrong. We demonstrate the correct angle to flee. Running from ... [Read more...]

American TV does cointegration

October 18, 2010 | Pat

Fringe provides an excellent example of cointegration.  This is a television show in which there are two adjacent universes.  The universes are almost alike but not exactly. Now, everyone knows that history is chaotic.  If a butterfly does an extra flap of its wings, then that difference spreads out to ...
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