Gravity trivia: Why do planets have gravity?
Why does the planet have gravity? Gravitation is a kind of basic interaction in particle physics, a kind…
Gravity Trivia:Is there no gravity in space?
【rumor】 After seeing the astronauts floating in the spacecraft, many people take it for granted that there is…
Flame Trivia:What would the flame look like without gravity?
Without gravity, it has a peculiar effect on the flame. The flame on Earth forms a ribbon-like shape…