Elon Musk has been called a "mad genius" and a "Twitter troll," but he is better known for his unique inventions than for his small fights, warnings about the future, or bringing down big names. But Elon didn't let that stop him from telling the world recently about what could happen if the Euphrates River dries up. People have been searching Google a lot about the Euphrates lately because it is one of the most important rivers in the world. Why is that so interesting? The Bible says that the end of the world will come when the Euphrates dries up.

What does Elon Musk mean when he says, "Be careful"? How does the rest of the world see the Euphrates? In today's video, we'll find out!