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

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

Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with ...

FORECAST.ETS applies an exponential triple smoothing (ETS) algorithm to create forecasts that can include trend and seasonal ...

Tables, named ranges, line breaks, modern functions, and helper columns make Excel formulas easier to read, audit, and fix.

This coal plant in central Pennsylvania, once the largest in the state, was shuttered in 2023 after powering the region for over 50 years. Earlier this year, wrecking crews blasted the plant’s cooling ...

Nvidia's latest lurch in value has reignited a familiar debate on Wall Street: whether the artificial intelligence trade is entering a more volatile, late-cycle phase rather than a fresh leg higher.

In June, Business Insider published an investigation into the data center industry. We wanted to dig into the pace of growth in light of the artificial intelligence boom, as well as the resources the ...

Data centers are proliferating in Virginia and a blind man in Baltimore is suddenly contending with sharply higher power bills. The Maryland city is well over an hour’s drive from the northern ...

An AT&T logo is seen on Aug. 17, 2025. An AT&T logo is seen on Aug. 17, 2025.Jonathan Raa—Getty Images. Reporter AT&T customers in the United States could be entitled to up to $7,500 after the ...