Multiple choice

If you go into space, do you get taller?

  1. Yes, cartilage disks in your spine expand with zero gravity.

  2. Um, no way

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

In microgravity, the lack of compression from Earth's gravity allows the intervertebral discs in the spine to expand, causing astronauts to temporarily grow taller.