Learn how concave mirrors form images with a clear, step-by-step explanation that makes the mirror equation easy to ...

Master calculating cost of equity in Excel using CAPM. Discover step-by-step guidance on market return, risk-free rate, and beta components for effective investment decisions.

A tsunami alert was triggered after a powerful earthquake struck off northern Japan on Monday, the country's meteorological agency said. The magnitude-7.6 quake struck off Hokkaido, near the coastal ...

The initial magnitude scale was established by Greek astronomer Hipparchus around 135 B.C.E., categorizing approximately 850 stars into six ranges from 1st (brightest) to 6th (faintest) magnitude.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. By now you should’ve upgraded to iOS 26 on your iPhone, and the ...

The quake struck off the eastern coast of Mindanao island on Friday morning and was followed by a 6.7-magnitude aftershock. A tsunami warning was issued. By Francesca Regalado and Jason Gutierrez A ...

Manila, Philippines — At least 69 people were killed in a powerful earthquake that hit a central Philippine province Tuesday night. The magnitude-6.9 quake hit at about 10 p.m. and trapped an ...

Microsoft has launched AI agents for Word, Excel, and PowerPoint. The agents are available for business and individual subscribers. Now accessible on the web, the agents will expand to the desktop.

In iOS 26, Apple has extended Visual Intelligence to work with content that's on your iPhone, allowing you to ask questions about what you're seeing, look up products, and more. Visual Intelligence ...

At the ongoing VSLive! developer conference in San Diego, Microsoft today announced Visual Studio 2026 Insiders, a new release of its flagship IDE that pairs deep AI integration with stronger ...