We now call this Prince Rupert’s Drop, named after Prince Rupert of the Rhine, who first demonstrated it to the \ ... These are our favorite gender-inclusive vibrators, wand massagers, ...

Rupert Grint and the cast received wand training from a ballet choreographer . ... Fans will recall that in Harry Potter and the Half-Blood Prince, Bellatrix sets fire to Hagrid’s hut.

For glassmakers, a “Prince Rupert’s drop” is simple to make but strong enough to shatter a bullet. The way a drop of hot glass cools in water is the secret to its strength.

In the 17 th century, Prince Rupert from Germany brought some of these glass drops to England's King Charles II, who was intrigued by their unusual properties. While the head of the drop is so ...