An illustration picture shows the logo of car-sharing service app
| By Reuters
An illustration picture shows the logo of car-sharing service app Uber on a smartphone next to the picture of an official German taxi sign September 15, 2014. REUTERS/Kai Pfaffenbach/Illustration/File Photo
Unsolved Scientific Mysteries That Have Experts Baffled
In the 300,000 years that we homo sapiens have been in existence on Planet Earth, we’ve discovered an incredible amount about the natural world and how to manipulate it. But ...
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