Sprinting

I won’t cry

If you take off my skin, you'll cry, but I won'...

Forward and backward

Forward I'm heavy, but backward I'm not. What a...

Time travel

We travel through time with it, yet may never k...

Wetter or dryer

As it dries, what gets wetter and wetter?

Disappearing

Its the biggest event in the universe yet no on...

Nutty

I am a nut, but I don't have a shell. How is th...