In 1912, Teddy Roosevelt was shot just before giving a speech….

In 1912, Teddy Roosevelt was shot just before giving a speech. He began with: “Friends, I shall ask you to be as quiet as possible. I don’t know whether you fully understand that I have just been shot; but it…

Almost all mammals take about 21   seconds to empty their…

Almost all mammals take about 21  seconds to empty their bladders.  Scientists conducted in-depth studies  of different mammals peeing and  discovered that an animal’s mass,  bladder pressure, and urethra size all  work together in harmony with the  gravitational pull and…

When you think you can smell snow, you aren’t actually smelling…

When you think you can smell snow, you aren’t actually smelling anything. It’s a sensory experience caused by colder weather, humidity, and the feeling of cold air. The cold slows down air molecules, humidity boosts your olfactory nerves, freezing air…