Solve an electrostatics tape problem by calculating the charge on tapes using basic electric force concepts and clear step-by-step reasoning. Perfect practice for Coulomb’s law, charge interactions, ...

"There is a growing chasm between theory and observation related to the early universe, which presents compelling questions ...

The James Webb Space Telescope has confirmed the most distant, early galaxy in the known universe. The new contender, MoM-z14, is visible just 280 million years after the Big Bang.

Down the hall from crowded keynotes, whirring robot vacuums and exoskeleton try-on booths, more than 40 tech experts from CNET Group crowded into a ballroom at the Venetian hotel in Las Vegas. There, ...

Many people find the prospect of switching energy supplier to be daunting. They worry it will be time-consuming, complicated and disruptive – and simply not worth the hassle. But switching is ...

Gone are the days in which you needed to spend a fortune to get a good smartphone. In 2026, features once exclusive to high-end smartphones – big batteries, multi-camera arrays, high refresh rate OLED ...

Smartwatches are now extremely versatile and powerful tools. The best options can track exercise, deliver advanced health insights, and act as a handy second screen to your smartphone. It’s also set ...

Whether you're looking for a kid-friendly tablet or a compact laptop replacement, there are plenty of excellent options out there. If you're not exactly sure which tablet you should buy, we've got one ...

The Great American Read is made possible by the Anne Ray Foundation and public television viewers. Additional engagement funding for The Great American Read is made possible by CPB.