Our baby is teething and while I was at the pharmacy, I saw a homeopathic remedy for teething babies with the following ingredients: Belladonna, aka Deadly Nightshade, has what percentage of alkaloids? 0.0000000000003% or 3 x 10^-13% Or if we take 1g of “medicine” then there are 3 femtograms, or 3 x 10^-15 grams of […]
New puzzler from Cartalk: How do you make 16 ninety-degree angles out of 4 matchsticks? Visit the Cartalk site for the full text and a hint(?).