Games, the Olympic cauldron was tethered to the balloon, flying above the Tuileries garden at sunset every day ...

A year after it captivated crowds during the Paris Olympics, the centerpiece of the Summer Games made a comeback Saturday to ...

This is because, when it’s filled with helium, a balloon can travel many miles into the sky before it loses the ability to float. When it falls back to Earth, the string, rubber or Mylar becomes ...

A year after it captivated crowds at the Paris Olympics, a centrepiece of the summer Games has made a comeback, ...

A massive beach ball, a sky full of helium balloons, and one wild experiment. We asked the question no one dared: can we really make it fly? The answer is anything but ordinary.

It took roughly 30 minutes for all 1,429,643 balloons to go airborne—like a “helium mountain” rising into the sky, as one reporter observed. It took roughly an hour before the 10-car pile-up ...