The Washington Post on Instagram: "When scientists in Canada came across a female polar bear with two cubs in the fall, they made an unusual discovery: One of the young was not her own offspring but instead a rare documented example of an adopted cub. The mother, who is believed to be around five years old, was seen with one cub this spring, according to Polar Bears International, a nonprofit organization dedicated to polar bear conservation. But when scientists caught up with her again in the f

History Facts & Stories on Instagram: "“The Fly Over” was a unique attraction at Duinrell Amusement Park in the Netherlands and is widely regarded as the world’s first and last fully underwater water slide. Constructed in 1994, the ride was designed as an experimental and ambitious concept that pushed the boundaries of traditional water attractions. Unlike conventional water slides where riders remain partially above the surface, this slide kept riders completely submerged in water for the entir