astrophileszさんのイラストまとめ

The human brain has 100 billion neurons, each neuron connected to 10 thousand other neurons. Sitting on your shoulders is the most complicated object in the known universe.

Michio Kaku

We do not know what the rules of the game are; all we are allowed to do is to watch the playing. Of course, if we watch long enough, we may eventually catch on to a few of the rules. The rules of the game are what we mean by fundamental physics.

Richard P. Feynman

If a giant Asteroid suddenly hits Earth some day, rats would hide inside burrows, fishes would move to deeper parts of the
ocean, birds would migrate to relatively safer regions. Apparently, the most intelligent species on the planet wouldn't have any back-up plan.

Nearly 6,000 satellites orbit Earth
It’s getting pretty busy up there with almost 6,000 satellites orbiting our planet. However, out of these, only about 40 percent are operational.

The universe is 68 percent dark energy and 27 percent dark matter, none of which has been observed by us. Normal matter, including everything on Earth, only makes up 5 percent of the universe.