True or False?

We don’t want to upset anybody, but the Star Wars lightsaber duel doesn’t work in reality. Assuming the sword is made of light, it cannot have a shadow. But of course, in the movie we can sometimes see the lightsaber’s shadow. This is another reason why learning physics from sci-fi movies is not the best idea.

There are approximately 6,900 distinct languages in existence today, though there may be languages spoken in remote areas that we have yet to discover. No matter how many new languages we find, though, this number will be much lower in 100 years.

It might take some time to find lost things again. An Austrian fisherman dropped his wallet in a lake. 20 years later, he found it in his fishnet. And weirdly, there is a comparatively large number of people who found their long-lost wedding rings in the carrot bed...