The new Fortnite Festival presents its own version of Guitar Hero. That means you’ll need to press the corresponding notes at the right time when they pass the bar. But things aren’t that simple, as ...

‌Black triangles between your teeth are also known as “open gingival embrasures.” These gaps are the result of your gum tissue not completely filling the space between your teeth. Some gaps can be ...

Do you think there’s a triangle whose angles measure 41, 76 and 63 degrees? At first, answering this may seem easy. From geometry class we know that the sum of the measures of the interior angles of a ...