China carried out its first test of a two-ton-class tethered balloon in Tibet on Monday at an altitude of about 13,000 feet. The roughly 80-foot helium balloon lifts building material over rugged high ...

Add Yahoo as a preferred source to see more of our stories on Google. Gunner Hyatt, 6, died last week after inhaling helium from a Mylar balloon, according to a medical examiner (Legacy.com) Gunner ...

An Illinois boy – who had just celebrated his sixth birthday – tragically died after inhaling helium from a Mylar balloon, family and officials said. Gunner Hyatt likely suffocated to death when he ...

Add Yahoo as a preferred source to see more of our stories on Google. China carried out its first test of a two-ton-class tethered balloon in Tibet on Monday at an altitude of about 13,000 feet. The ...