SortStack #2092 — 2032-03-01

By size · Order from shortest to longest.

1. A house dust mite 0.3 mm

   Millions live in the average mattress, feasting on flakes of dead skin, yet they are too small for the naked eye to see.

2. A credit card 8.6 cm

   Every card's dimensions follow a global standard so it fits machines from Tokyo to Toronto.

3. A television remote control 14 cm

   Most remotes talk to the TV with invisible infrared light, the same band of energy you feel as warmth.

4. A sperm whale 16 m

   Its head holds the largest brain of any animal that has ever lived, weighing about as much as a small person.

5. The Gateway Arch, St. Louis 195 m

   Its elegant curve is a catenary, the exact shape a hanging chain makes, flipped upside down for strength.

6. The RMS Titanic 269 m

   When launched she was the largest moving man-made object on Earth, longer than most city blocks of the day.

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