Science

What is the speed of light in km per second?

299,792 km/s. Like circling the Earth 7.5 times in one second. It might get a little windy.

How close would your guess have been?

In the game we ask it like this: “What is the speed limit of the universe in kilometers per second?”

Type a number — scored exactly the way a round in the game is.

The answer

299,792km/s

Quest Giggle turns questions like this one into 30-second duels. Closest guess takes the round — free on iOS and Android.

2–4 player duels