Detective Riddles for Curious Sleuths

I capture a scene without saying a word. Detectives read me like clues never heard. What am I?

I dust and reveal what a hand left behind. Match me to solve the case in no time. What am I?

I shine in the dark and show hidden lines. Secrets appear under ultraviolet signs. What am I?

I record every step, each alibi told. When detectives review me, the truth will unfold. What am I?

I tick without patience, counting the chase. Catch me before time escapes from the case. What am I?

I listen all night to whispers and taps. One wrong move and I'll spring the trap. What am I?

I hide in plain sight with newspapers and hats. You won't spot me until I lift the flap. What am I?

I guard the evidence locked up tight. Break my code and you'll see the light. What am I?

I'm the trail of crumbs a culprit forgets. Follow me closely for key suspects. What am I?

I run through suspects with motive and means. When you narrow me down, the mystery gleams. What am I?

I'm a map of the scene drawn to scale. Study me carefully or your theory will fail. What am I?

I never lie though people do. I archive the facts and keep them true. What am I?

I flash and chirp with bright warning lights. When detectives arrive, I help them see rights. What am I?

I'm the moment it clicks, the case is done. When clues all align, I say, 'We won!' What am I?

I'm the magnifying glass enlarging tiny details. What am I?

I'm the notebook where detectives jot every observation. What am I?

I'm the red string connecting clues on the bulletin board. What am I?

I'm the footprint cast in plaster at the scene. What am I?

I'm the badge pinned on the junior detective's shirt. What am I?

I'm the locked diary holding the final secret. What am I?

What belongs to you but others use more than you do?

The more you take, the more you leave behind. What are they?

What gets bigger the more you take away?

What has keys but can't open locks?

What can fill a room but takes up no space?

What is always coming but never arrives?

What invention lets you look through a wall?

What has cities but no houses, forests but no trees, and water but no fish?

Forward I am heavy, backward I am not. What am I?

What question can you never answer yes to?