1. The Shrimp Treadmill Study Scientists at a U.S. university actually got government funding to see how shrimp handle exercise. Yes, someone hooked a tiny treadmill up in a tank and coaxed shrimp to “walk” on it to measure their […]

1. Lead-Based Paint In the ’50s, lead-based paint was the standard choice for everything from kitchen cabinets to nursery walls. It was praised for its durability, smooth coverage, and bright colors that stayed vibrant for years. Parents would paint cribs,

1. Red Rover On the surface, Red Rover seemed like harmless playground fun, with kids linking arms and calling someone over to try and break through the chain. But anyone who played knows it was basically a collision sport disguised

1. Peacock Pie (Medieval England) In the Middle Ages, peacock wasn’t just eaten for its flavor—it was a showstopper centerpiece. Cooks would roast the bird, then carefully re-dress it in its iridescent feathers so it appeared whole on the table,

1. Peanut Butter and Mayo Sandwiches Yes, this was a real thing, and some kids even looked forward to it. Peanut butter spread thick on one slice of bread, mayonnaise slathered on the other, and then pressed together for a

1. Glassware Sets There was a time when a trip to the grocery store didn’t just end with food in your bags—you might walk away with a shiny new drinking glass. Many supermarkets partnered with glassware companies to offer single

1. Pennsylvania Station, New York City When the original Pennsylvania Station opened in 1910, it was hailed as one of the grandest train stations in the world. With soaring glass ceilings and massive Corinthian columns, it felt more like a