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(David McBee / Pexels)

Thieves claiming to be affiliated with ComEd are contacting Illinois residents and threatening to shut off their electricity unless a purportedly “past-due” bill is paid immediately via Bitcoin, according to a warning from Attorney General Kwame Raoul.

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In this Feb. 9, 2021 file photo, the Bitcoin logo appears on the display screen of a crypto currency ATM at the Smoker’s Choice store in Salem, N.H. (AP Photo / Charles Krupa, File)

Even by Bitcoin’s standards, last week was pretty wild. The price of the famously volatile digital currency fell nearly 30% at one point after the China Banking Association warned member banks of the risks associated with digital currencies.

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Because this room of mirrors allows this NFT to fully encompass a physical space, that makes “Quantum Mirror” the very first NFT sculpture. (WTTW News)

As the development of NFTs—non-fungible tokens—gives artists more autonomy over their work and how it’s shared in a digital capacity, a new exhibit is showcasing how this digital art can take over physical spaces.

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University of Chicago paleontologist Neil Shubin appears on “Chicago Tonight” via Zoom on Wednesday, March 17, 2021. (WTTW News)

The soaring price of Bitcoin has many environmentalists concerned. University of Chicago paleontologist Neil Shubin has more on that and other science stories making headlines around the world.

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(Photo by Windows on Unsplash)

In the art world and beyond, NFTs – or non-fungible tokens – are all the rage right now. But what are they? Law professor Donna Redel explains.

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Facebook CEO Mark Zuckerberg testifies before the House Committee on Financial Services on Wednesday, Oct. 23, 2019. (WTTW News)

Facebook CEO Mark Zuckerberg faced tough questions Wednesday from members of Congress about his social media platform’s digital currency project. We discuss the billionaire tech entrepreneur’s plans for Libra.

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(rawpixel / Pixabay)

On Tuesday, Facebook formally announced plans for Libra – a cryptocurrency the social network plans to release in 2020. How it’s different, and why some are calling for a halt to its development.