Can you fix a diamond crack?

Can you fix a diamond crack? You could have your diamond for one day or twenty years, and still chip your diamond. Re-cutting the diamond is the only option. Re-cutting a diamond may be an option if your diamond is large enough or it has a strong sentimental value. Does a cracked diamond lose value? […]

Do vortex cannons work?

Do vortex cannons work? The air-vortex cannon works by quickly applying force to the air molecules inside the cup. When the balloon surface snaps forward it collides directly with the air molecules inside the cup, pushing and accelerating them toward the hole at the end of the cup. What is a vortex cannon used for? […]

Who invented a hockey stick?

Who invented a hockey stick? The oldest known hockey stick dates to the mid-1830s; it was made by William “Dilly” Moffatt (born 1829) from sugar maple wood and is now owned by the Canadian Museum of History. What is the purpose of a hockey stick? A hockey stick is a piece of sport equipment used […]

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