Earth's magnetic field has flipped many times before, and scientists say it will flip again (though probably not in our lifetime). While it wouldn't be catastrophic, a major change in the magnetic field would present a special set of problems.
Feel like drinking a nice, big glass of embalming fluid? We didn't think so. But what would happen if a living person poured into his or her body something meant for the insides of the dead? Nothing good.
Ready to paint your room, but want to do something a little different? How about painting the walls with your favorite nail polish? Read on to find out why this may not be the most practical (or healthy) idea.