It is because of the density of the gas inside and outside of the balloon. Buoyancy is an upward force in a fluid (any flowing substance, including air) exerted on all bodies within it.

Not all bridges are meant to majestically span water or a gorge; some just float on the surface and allow vehicles to pass ...

A Nimitz-class carrier is “134 wide at its widest at the waterline; this prevents the buoyancy force from pushing on one side or the other from below and flipping the ship over,” Popular ...

“The pushed-away water decelerates and then accelerates inward, driven by buoyancy force and meets at the centre with high velocity, which is called cavity collapse. The convergence of the flow ...

Indian automaker Force Motors on Friday reported a more than three-fold rise in fourth-quarter profit due to higher sales of ...

Forces Motors' quarterly profit before exceptional items and tax rose 27.5% to 2.73 billion rupees from a year ago. It ...

APTN Investigates persuades coroner to change manner of deaths and open a new police investigation into how they drowned ...

United Airlines ( NASDAQ: UAL) aims to be one of the first U.S. commercial carriers to fly passengers on a futuristic blended ...

Specific is universal, as the saying goes on page and stage. Heroes’ journeys don’t get much more specific than the one in ...

Years and Years, the BBC limited series that has been lauded as a “breathtaking tour de force”, is available on Netflix.

The fact is, all actors are mainly known for one thing’ - THE SATURDAY INTERVIEW: Since leaving Rey behind – though a ...

Etoile' follows ballet companies in New York and Paris that trade their most-talented stars to reinvigorate their dying art ...