Twitter on Monday rolled out its new logo and brand: 𝕏. 𝕏 is a Unicode character known as "mathematical double-struck capital X." The new logo is also nearly identical to the lowercase "x ...

Twitter’s new logo is a Unicode character from a math alphabets subset. The previous logo was refined over more than a decade and heavily regulated online. The “Twitter X” dates back to 2001 ...

The company doesn’t rule out the idea of including more complex exercises in the future. If you want to give Duolingo Math a try, the app is now available for free on the App Store . Add 9to5Mac ...