Helium balloons are a quintessential party favor, a fixture of any birthday, wedding or anniversary party. But few consumers seem to know that helium is a limited resource — and one which physics ...

The annual Macy’s Thanksgiving Day Parade in New York City uses roughly 400,000 cubic feet of helium gas in total to inflate its iconic giant balloons. Besides being lighter than air and ...

Pretty much everyone loves balloons—especially younger children. Kids are slowly building up ideas about the way the universe works (through their observations), and they already know that when you ...