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

Learn to calculate the Sharpe Ratio in Excel for insightful investment analysis. Our guide will help you assess risk versus ...

After playing with Copilot in Excel for a while, I decided to throw a messy sales sheet at Copilot to see if it could ...

Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

Do you think you've got decent science knowledge? It's time to put your gray matter to the test with our weekly, free science crossword puzzle. We've spent hours carefully writing our puzzles to make ...

Learn to simulate stock prices with Excel and gain predictive power over market trends. Our step-by-step guide enhances your ...

Malaysian authorities have announced legal action against Elon Musk's social media platform X and its AI unit xAI Research assistant professor with the UM Institute for Firearm Injury Prevention, ...

Under Trump, the F.C.C. has used obscure regulatory powers to crack down on network TV. Some conservatives are pushing back. By Jim Rutenberg People might ridicule my choice of pet transportation, but ...

Jan. 13, 2026 Scientists tracking Earth’s water from space discovered that El Niño and La Niña are synchronizing floods and droughts across continents. When these climate cycles intensify, far-apart ...