Scholars think Hernán Cortés brought the seeds in 1519 with the intent of the fruits being used ornamentally in gardens. By the 1700s, aristocrats started eating tomatoes, but they were convinced the fruits were poison because people would die after eating them. In reality, the acidity from the tomatoes brought out lead in their pewter plates, so they’d died of lead poisoning.
A “normal” incandescent bulb costs about 0.75cents per hour, and LEDs or CFLs cost only one-sixth of that – so leaving the lights on (either overnight or while you’re at work for the day, say both are about 8 hours) costs you roughly 6 cents for a normal light and a bit over 1 cent for modern bulbs.
A new study in The New England Journal of Medicine shows that a country’s chocolate consumption correlates strongly with the number of Nobel Prizes its citizens win. According to the author’s calculations, Switzerland consumes the most chocolate and ranks second behind Sweden in laureates per capita.