Here are some random facts that aren’t just interesting, but reading them is also a productive way of killing your free time:-
• A group of jellyfish is not a herd, or a school, or a flock; it's called a smack.
• It would take 100 Earths, lined up end-to-end, to stretch across the face of the sun.
• It takes a gallon and a half of milk (5.7 L) to make a gallon (3.8 L) of ice cream.
• Your hair contains traces of gold.
• Scientists say that the best time to take a nap is between 1 p.m. and 2:30 p.m. because that's when a dip in body temperature makes us feel sleep.
• Because the speed of Earth's rotation changes over time, a day in the age of dinosaurs was just 23 hours long.
• Hummingbirds' wings can beat 200 times a second.
• There are more than 1,200 water parks in North America.
• A seahorse can move its eyes in opposite directions—all the better to scan the water for food and predators.
• To cook an egg, a sidewalk needs to be 158°F.
• It would take 100 Earths, lined up end-to-end, to stretch across the face of the sun.
• Unlike most fish, seahorses are covered in bony plates instead of scales.
• You lose about 50 to 100 hairs a day.
• The Chinese giant salamander can grow to be 6 feet (1.8 m) long, making it the largest salamander in the world.
• Some apples can weigh about as much as a half gallon (2L) of milk.
• New Jersey in America has the highest concentration of shopping malls.
• All apes laugh when they are tickled.
• Scientists believe that people who dream about an activity will actually get better at it in real life.