There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
34
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
The Lion's Mane Jellyfish is the largest jellyfish in the world. They have been swimming in arctic waters since before the dinosaurs (over 650 million years ago).
12
The strangers in your dreams are actually people that you've seen in real life.
50
Mars had an oxygen-rich atmosphere around 4 billion years ago
13