Episode 5 - S2.E5

Which is faster - a motorbike, a golf ball, or a firework?

Brainiac boffin Jon Tickle goes undercover with X-Ray specs.

Vacuum cleaning - does it really suck?

Brainiacs get sloshed checking out hangover cures.

We do more bad things with a microwave oven.

Tina Turner and her Bunsen burner are back with another big bang.

It's slime time for Dr Bunhead!

And a bunch of toffs take on our black box flight recorder.