A billionaire, a social media company and a lawsuit — the “epic” saga between Twitter and Elon Musk’s acquisition deal. Plus, NASA’s James Webb telescope captures galaxies light-years away.

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Twitter is officially suing Elon Musk, after the billionaire said he wanted to back out of a deal to buy the social media company. Silicon Valley correspondent Elizabeth Dwoskin has for months been following Musk’s threats to cancel the purchase, and she explains what this moment means for Twitter.

The James Webb Space Telescope captured new images of galaxies that are light-years away. Producer Natalie Bettendorf spoke with Garth Illingworth, an astronomer at the University of California at Santa Cruz who helped create the telescope, about what Webb revealed — and the discoveries yet to come.