LifeIt took 2000 years to make seed for America's famous 'corn belt' Maize reached the southern US 4000 years ago, but wasn’t farmed in cooler areas until 2000 years later – because it took that long to develop cool-hardy strains News
TechnologyArtificial whisky taster has the palate of a connoisseur A technique involving fluorescent dyes can tell the age and origin of different spirits, and a fake from the genuine article – much like a whisky taster’s tongue News