Astronomer Jill Tartar talks with Chris Stewart about SETI and Contact, Hair Science with Lindsey Gray, Giant spiders by Ian Woolf, Hosted and produced by Ian Woolf Support Diffusion by making a contribution Support Diffusion by buying through affiliate links Join Shopback for discounts all over the web - they pay me $5 AND YOU GET PAID $5! bitcoin: 1AEnJC8r9apyXb2N31P1ScYJZUhqkYWdU2 ether: 0x45d2cd591ff7865af248a09dc908aec261168395