The Scribble Pen, you may remember, is a project by bay area startup Scribble Technology that puts a color sensor and multiple ink reservoirs in a pen. We’ve talked about it before, right after ...

Scribblenauts introduced a wholly original idea with a magic pencil that can create any noun or adjective in the game world.

Females (XX) carry twice as many X-linked genes on their sex chromosomes as males (XY). How do cells control gene expression to manage this potentially lethal dosage problem? A prime example of X ...

Musk's decisions around Twitter, and especially his rebranding of this site, have left many loyal Twitter-X users confused and mystified about what Twitter is now and what it is to be in the future.

Please verify your email address. X (formerly Twitter) is changing its block feature to allow blocked users to still view posts but not engage with who blocked them. The new block function aims to ...

The X and Y chromosomes, commonly referred to as the sex chromosomes, are one such pair. They determine the biological sex, reproductive organs, and sexual characteristics that develop in a person.

In 1843, William Rowan Hamilton had a four-dimensional flash of insight that still shapes our three-dimensional world. When you purchase through links on our site, we may earn an affiliate ...

X is making a big change to how creators can earn money from the platform. Since last year, X has shared ad revenue with creators based on how many verified users see ads in replies to their posts ...

As X continues to alienate advertisers, even recently suing a group over their boycott of the platform, the company is shifting its creator payments policy to be less dependent on ads. Before ...

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The two expressions are linked with an equals symbol (=). The unknown variable (often the letter \(x\)) can take any value, including decimal and negative values. To solve an equation, the value ...