This video explains how the dollar sign is used in Excel formulas to control whether cell references stay fixed or change ...

Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know.

Revisiting the Hall of Tortured Souls. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Like anthropomorphic rabbits and Jesus, software ...

In 1914, Srinivasa Ramanujan arrived at Cambridge with a notebook filled with 17 extraordinary infinite series for 1/π. They were strikingly efficient, producing accurate digits of the world’s most ...

Ramanujan’s elegant formulas for calculating pi, developed more than a century ago, have unexpectedly resurfaced at the heart of modern physics. Researchers at IISc discovered that the same ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Amy Brown receives funding from UKRI. She is a volunteer for the charity the Human Milk Foundation. Aimee Grant receives funding from the Wellcome Trust and UKRI. If you’ve been celebrating the news ...

Hardware Dell's CES 2026 chat was the most pleasingly un-AI briefing I've had in maybe 5 years Windows In a truly galaxy-brained rebrand, Microsoft Office is now the 'Microsoft 365 Copilot app,' but ...

Microsoft is working to resolve a known issue that prevents some users from opening Excel email attachments in the new Outlook client. According to a service alert (EX1189359) seen by BleepingComputer ...

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Audi provided flights from Washington, DC, to Munich and accommodation so Ars could visit its motorsports facility and see its F1 car. Ars does not accept paid editorial content. MUNICH, ...

Health agencies asked caregivers to stop using two batches of ByHeart Whole Nutrition Infant Formula after they found an increase in cases of infant botulism. By Amanda Holpuch Update: ByHeart ...