At each step, the programmer is able to see if, and how, a variable is affected. Trace tables are extremely useful because they enable a programmer to compare what the value of each variable should be ...

Watch science experiments level up from beginner to extreme as we go from simple setups to mind-blowing reactions and builds. Perfect for curious minds, students, and anyone who loves fun, visual, and ...

Tech workers are increasingly worried that the artificial intelligence they are building will replace them. But some are optimistic that it is just one more tool to work with.

Eddy Keming Chen is an associate professor of philosophy at the University of California, San Diego, San Diego, California, USA. Mikhail Belkin is a professor of artificial intelligence, data science, ...

Data and computers are transforming virtually every facet of our professional and personal lives. Increasingly, they are the dominant media for how we generate, apply, and share knowledge. The fields ...

The right mouse is the most critical weapon in your PC-gaming arsenal. Shape, weight, shortcuts, customization software: Our expert buying guide has it all covered, plus picks to help you smoke the ...

Quantum physics is the study of matter and energy at its most fundamental level. A central tenet of quantum physics is that energy comes in indivisible packets called quanta. Quanta behave very ...

In case building your own rig is too much work right now or simply not a priority for you, you can always opt for a top-tier prebuilt gaming PCs. You'll miss out on the satisfaction of building your ...

February 21, 2026 • The Pentagon and the Energy Department have airlifted a small nuclear reactor from California to Utah, demonstrating what they say is potential for the U.S. to quickly deploy ...