R
A virtual tank of water you poke with wave sources and walls, then watch the ripples interfere, bend and bounce. Physics class never looked this hypnotic. Comes in 3D if you want to show off.
★Dolphins sleep with one eye open.★The average person walks the equivalent of three times around the world in a lifetime.★Pteronophobia is the fear of being tickled by feathers.★A group of porcupines is called a prickle.★A cloud can weigh more than a million pounds.★A group of pandas is called an embarrassment.★Crows can recognize human faces and hold grudges for years.★The dot over the letter 'i' is called a tittle.★There are more than 1,000 chemicals in a cup of coffee.★Avocados are toxic to most animals except humans.★The 'new car smell' is made of dozens of chemicals off-gassing from the interior.★We have mapped more of Mars than of our own ocean floor.★It is physically impossible to hum while holding your nose.★Cleopatra lived closer in time to the Moon landing than to the building of the Great Pyramid.★Your nose can remember 50,000 different scents.★Google processes more than 8.5 billion searches every single day.★The inventor of the Pringles can is buried in one.★There are more stars in the universe than grains of sand on every beach on Earth.★Cashews grow on the outside of a fruit, not inside a shell.★Sharks existed on Earth before trees did.
Fun
Bored