The original version of this story appeared in Quanta Magazine. Imagine that someone gives you a list of five numbers: 1, 6, 21, 107, and—wait for it—47,176,870. Can you guess what comes next? If ...

Days remain until Amazon officially ends a 16-year-old program that allowed members to share free shipping benefits. Amazon announced the discontinuation of the Prime Invitee Program on its customer ...

Autumn is my favorite season in the northern hemisphere. The colors are brilliant, the air is clear, and it’s time for school. I’m a professor, long time teacher, and the crispness makes me yearn for ...

When opening a file with an unknown extension, Windows will ask you if you want to Use the Web service to find the correct program or Select a program from a list of ...

We’re in the final hours of Amazon Prime Day 2025, which means you only have until midnight tonight (Wednesday, October 8) to scoop up the best of what’s left. Fall shopping is heavy on my mind and ...

Prime Big Deal Days officially starts tomorrow, and we’ve already spotted major discounts on popular TV models from Hisense, Sony and Samsung. Whether you’re looking for a design that prioritizes ...

Redwire will serve as the prime contractor on the European Space Agency’s Skimsat program, swapping roles with mission partner Thales Alenia Space. The move, announced Sept. 16, comes as Redwire has ...

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Medicare provides a general helpline at 800-633-4227, available 24/7, for coverage questions and claim status inquiries. For specific plan details regarding Medicare Advantage (Part C), prescription ...