Zondervan: Why do people continually hide their real selves from the people around them? Why are so many so insecure and... Zobraziť viac
What makes a musical note different from any other sound? How can you tell if you have perfect pitch? Why do 10 violins sound only twice as loud as one? Do your Bob Dylan albums sound better on CD or vinyl? John Powell, a scientist and musician, ... Zobraziť viac
