Q. How do the TEXTBEFORE and TEXTAFTER functions in Excel work? A. Excel’s TEXTBEFORE and TEXTAFTER functions allow users to quickly split up text in ways that used to require combinations of ...

Adding numbers to your passwords makes them more secure. In fact, most sites and services these days require alphanumeric passwords at the very least. Some people ...

We investigate how current noisy quantum computers can be leveraged for generating secure random numbers certified by Quantum Mechanics. While random numbers can be generated and certified in a device ...

Apple's Numbers spreadsheet for Mac, iPhone, and iPad, is not as powerful as Microsoft Excel, but most users will be hard-pressed to find its limitations — and will immediately see how much easier ...

The Trump administration has been talking up provisions of its deal with the European Union that would secure hundreds of billions of dollars in investments. By Jeanna Smialek Reporting from Brussels ...

The Agent-to-Agent (A2A) protocol is a new standard by Google that enables AI agents—regardless of their underlying framework or developer—to communicate and collaborate seamlessly. It works by using ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

The outcome of quantum experiments is intrinsically unpredictable. Now physicists have combined that feature with blockchain techniques to generate random numbers in a fully transparent process for ...

Summary: Random numbers help us secure everything from bank accounts to classified servers. And yet, that essential layer of security can be spoofed. New research from the Oak Ridge National ...