It's National Pickle Day. Maybe you put these briny cucumbers on sandwiches, or burgers, or just snack on them as they are. Or, if you’re a Texan, you might order a few up when you go to the movies. Plus: around this time in 2014, Italian artist Sven Sachsalber decided to test one of the most classic metaphors in the English language by looking for a needle in a haystack.