When you accelerate in a car, the seat you are sat in pushes you forwards, with the result that you feel like you are being ...

It’s a classic party trick- suck down a balloon and you’ll sound like Daffy Duck every time. But helium isn’t the only gas that’ll change the way you talk. So what’s going on here? Your ...

Cracker question because helium ... a few balloons in the amazing amount of litter I see surfing here in Sydney, but they all had ribbons attached. So rule number one, don't let go of your balloons!