It's Question of the Week and we've been buzzing about this question from John..
Can exposure to light change our body clock?
If cats can't see red light, why do they chase lasers so much?
This time, Kevin asked why line drying makes clothes rougher and stiffer than tumble drying...
How do octopuses camouflage if they are colour blind?
We think we know what we sound like but when we hear our voices back it's always a surprise, why is this?
We've all had days when we're tired and wish we didn't have dark circles under our eyes. But why do we...