ScienceMind-BlowingWhen glass breaks, the cracks move at speeds of up to 3,000 miles per hour.5141k14 years ago
ScienceMind-BlowingWhen glass breaks, the cracks move faster than 3,000 miles per hour. To photograph the event, a camera must shoot at a millionth of a second!1321k16 years ago
ScienceInterestingRecycling a single glass jar saves enough energy to power a television for up to 3 hours.1311k16 years ago
FoodInterestingThe purpose of the indentation at the bottom of a wine bottle is to strengthen the structure of the bottle.951k14 years ago
ScienceMind-BlowingWhen glass breaks, the cracks move faster than 3,000 miles per hour.861k16 years ago
ScienceInterestingThe weight of air in a milk glass is about the same as the weight of one aspirin tablet.811k16 years ago
ScienceInterestingBy recycling just one glass bottle, the amount of energy that is being saved is enough to light a 100 watt bulb for four hours.5082816 years ago
TechnologyInterestingSpecial glasses exist that can enhance color perception for some people with red-green color blindness, allowing them to distinguish colors they couldn't before—though the effect varies by individual and doesn't fully replicate normal vision.201k11 years ago