Search results
How do fireworks work? A pyrotechnics chemist explains the science behind the brilliant colors and...
The Conversation via Yahoo News Singapore· 17 hours agoCertain elements produce different colors, but what about sparkles and flashes? To make these...
At Hot Dog Eating Contest, a Chance to Crown a New King
The New York Times via Yahoo News Singapore· 20 hours agoNEW YORK — It is the Fourth of July in New York City, and that can mean only one thing. No, not...