@DSP_fact
Uncertainty principle and spectrogram with pylab bit.ly/pGxNjE
8:31 PM, Dec 1st, 2016 via Hootsuite (retweeted on 11:03 PM, Dec 1st, 2016 via Tweetbot for iΟS)
RT @Array: How Auroras are formed https://t.co/qZgM1bcr8Y https://t.co/Gh3N6TKQs7
7:57 AM, Dec 1st, 2016 via Tweetbot for iΟS