TL;DR Key Takeaways : Microsoft has introduced “Copilot,” an AI-powered feature in Excel, allowing natural language interaction for data analysis and content creation, currently available to ...

Sidecar in macOS turns your iPad into a second display, but it's limited to certain Macs and iPads. Thankfully, a few third-party apps can help if you have an older Apple device or Windows PC.

How to calculate return on investment (ROI), the money an investment made relative to its cost, in Microsoft Excel.

Hertz customers charged for minor damages by AI scanners can fight back using these phone apps By Ariel Zilber Published Aug. 13, 2025, 1:07 p.m. ET ...

Speed up Power Query with List.Buffer. Cache lists, cut recalculation, and slash refresh times for large datasets in Excel and Power BI.

The pen-testing tool can reportedly be modified to make it an easy car-stealing device.

Hang Seng Index | historical charts for HSI to see performance over time with comparisons to other stock exchanges.

Supporters of renewable energy say the Trump administration could use the records to take action against wind energy projects.

Variance is a measurement of the spread between numbers in a data set. Investors use the variance equation to evaluate a portfolio’s asset allocation.

Cross-laminated timber, or CLT, is composed of layers of wood glued together at 90º angles and is more fire-resistant than traditional timber.