Everyday science

How does Blu-tack stick, but not feel sticky? © Getty Images

Everyday science

How does Blu-tack stick, but not feel sticky?

If I jump backwards off a skateboard am I still travelling forwards? © iStock

Everyday science

If I jump backwards off a skateboard am I still travelling forwards?

Will we ever be able to control gravity? © iStock

Everyday science

Will we ever be able to control gravity?

Why does heat make roads appear wet in the distance? © iStock

Everyday science

Why does heat make roads appear wet in the distance?

How high must you sing to shatter a wine glass? © Getty Images

Everyday science

How high must you sing to shatter a wine glass?

Why can I smell solids as well as liquids and gases? © Getty Images

Everyday science

Why can I smell solids as well as liquids and gases?

Are there any materials that don't expand on heating? © iStock

Everyday science

Are there any materials that don’t expand on heating?

Why does corrosive acid not melt its container? © Getty Images

Everyday science

Why does corrosive acid not melt its container?

Why does my car windscreen defrost despite the wind chill of travelling at speed? © Getty Images

Everyday science

Why does my car windscreen defrost despite the wind chill of travelling at speed?

How far down could you see in a completely clear lake? © Getty Images

Everyday science

How far down could you see in a completely clear lake?

How fast does a bullet accelerate as it leaves a gun barrel? © Getty Images

Everyday science

How fast does a bullet accelerate as it leaves a gun barrel?

Do eco-friendly fireworks exist? © iStock

Everyday science

Do eco-friendly fireworks exist?

Why does clingfilm cling? © Getty Images

Everyday science

Why does clingfilm cling?

Why do windscreens crack in a zig-zag? © iStock

Everyday science

Why do windscreens crack in a zig-zag?

How is caffeine removed from decaf coffee? © Getty Images

Everyday science

How is caffeine removed from decaf coffee?