How Many People Are In Space Right Now?

Do you know how many people are in space right now? Brad Eshbach made a very simple website, http://howmanypeopleareinspacerightnow.com to answer that question. Now, the number is 7.

Ali Kaya

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Ali Kaya

This is Ali. Bespectacled and mustachioed father, math blogger, and soccer player. I also do consult for global math and science startups.

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The World's Writing Systems

The World’s Writing Systems

Have you ever stopped to consider the history and beauty of writing systems around the world? The various scripts and alphabets are a testament to the diversity of human culture…