http://alcon2012.astroleague.org/jan-van-muijlwijk/ ALCon2012 Wed, 11 Jul 2012 13:19:01 +0000 hourly 1 http://wordpress.org/?v=3.4.1 http://alcon2012.astroleague.org/jan-van-muijlwijk/#comment-61 balrog Tue, 03 Jul 2012 14:11:07 +0000 http://alcon2012.astroleague.org/?p=1117#comment-61 Todd Johnson, who works at FermiLab, and is helping with the Fermilab tour, has made a really cool Bat Detector - it frequency shifts the bats ultrasonics down to the audible range. Todd Johnson, who works at FermiLab, and is helping with the Fermilab tour, has made a really cool Bat Detector – it frequency shifts the bats ultrasonics down to the audible range.

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