Modern Excel functions like IFS, SWITCH, XLOOKUP, SUMIFS, and LET replace most nested IF use cases.

Learn how to use Excel's new GROUPBY and PIVOTBY functions through five real-world examples, ranging from easy to hard. This ...

In mid-May, OpenAI announced that an internal AI model had disproved the Erdős unit distance conjecture, a famous problem in discrete geometry that had stumped human mathematicians for the last 80 ...

A supercomputer in Shenzhen was declared the world’s fastest. It uses only standard microprocessors and not the ...

Robot competitions may show how far technology has advanced. Human sport reveals who we are—and what we can become.

Domino’s Pizza (DPZ) trades 35% below its 52-week high with a 2.5% yield—see why headwinds may fade and 13–18% returns could ...

Microsoft has confirmed it's exploring a fine-tuned, self-hosted version of DeepSeek V4 as a lower-cost alternative to the Anthropic and OpenAI models currently powering Copilot Cowork. The disclosure ...

Clutter is not a function of how many funds you own. It is the gap between the portfolio you intended to build and the one ...

Do we need quantum computers to fully understand complex chemical reactions? A new result, decades in the making, shows the surprising power of ordinary “classical” machines. What Garnet Chan cares ...

While many people may think of money when they hear the word "economics," that’s only one aspect of this broad field. Economics majors analyze social systems — including markets, corporations and ...