Alcohol archaeology: I recreate beverages with heritage Resurrecting ancient beers and wines is a subtle alchemy, but Patrick McGovern knows all the tricks. Who's for an Etruscan ale? Opinion
EarthI'm cracking the future of food – no chickens required Egg-free mayonnaise is just the first in a line of eco-friendly products from Josh Tetrick's company, Hampton Creek. But what is the secret ingredient? Opinion