The Elon Musk of Denmark Brought a Journalist on His Submarine’s Final, Bloody Voyage

The More You Know

• A newborn baby is more than 3/4 water.
• There's a shrimp-like creature that makes aluminum armor to protect itself.
• Great white sharks are so scared of killer whales that they'll avoid an area for up to a year after spotting one.
• You can survive being in outer space without permanent damage for about half a minute.