Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Who doesn’t love a good math holiday? Most people know about Pi ...

Leonardo of Pisa, known as Fibonacci, introduced Hindu-Arabic numerals to Europe in 1202. His famous number sequence began as a simple rabbit puzzle. Centuries later, this sequence gained fame for its ...

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It’s wild to think that a math puzzle from the 1200s is now helping power AI, encryption, and the digital world we live in. Every November 23, math lovers celebrate Fibonacci Day, a nod to the ...

If you don’t know what Fibonacci day is then go now and have a look at the calendar, write today’s date in the Month/Day format (11/23), you’ll notice a pattern, the first four digits of the famous ...

Editor's Note: A person of interest was taken into custody Tuesday afternoon. Our latest update can be found here. Our original story continues below. A woman is in critical condition after police ...

Marissa Sulek joined CBS News Chicago in January 2025. Before Chicago, Marissa was a general assignment reporter in Nashville at WSMV, where she was nominated for Mid-South Emmy Awards for her ...

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Editor's note: The latest details on this incident can be found here. Seven people were shot near the Chicago Theatre in the city's Loop neighborhood Friday evening, authorities said, prompting a ...