A sensor developed at MIT uses a set of microneedles to push through packaging and determine whether the food inside is safe to eat, which could prevent food waste and help head off outbreaks of salmonella. Plus: did you know China is apparently home to several thousand glass footbridges, where you can walk across and see what's underneath?
We don’t have the Olympic Games right now, but we can still mark a big Olympic moment that happened on this day in 1948: the day Alice Coachman became the first Black woman to win Olympic gold. Plus: a chocolate company and an engineer say they've redesigned the chocolate chip. Is it more efficient? I don't know, but I'll be happy to test it out.
This meringue is just about the lightest dessert ever made. Based on the lightest substance in the world, Aerogel, it's about 96 percent air and a serving weighs about a gram. We guarantee you won’t think it's too filling. Plus: the story of a light-emitting fungus gnat in Brazil, which is maybe not as appetizing as the first story.