The technological advancements we experienced over the last century have brought us many answers. However, even with all the technology, there are still things that remain a mystery. Scientific research can teach us many things we previously didn’t know, but it falls short sometimes as well. Here are the top 7 mysteries that science hasn’t been able to figure out so far.
#1 – The Taos Hum
If you visit certain places around the world, you will be able to hear a specific low-pitched sound. This sound, often described as a humming produced by a refrigerator, is known to drive some people crazy and even to suicide. This phenomenon got its name after Taos, a town located in New Mexico. Over the last 15 years there have been numerous attempts to find the source of the sound, but none have been successful yet.