Despite their limited use for testing wall chargers and power banks, USB inline testers let you compare power sources. In three videos, we take you through their features, and we also try an inline ...

Believe it or not, not all USB ports yield the same amount of power, but here's a $10 gadget that can show you which ones you ...

If your new iPad just started acting up, don't panic. You can actually fix most common iPad issues without paying for repairs ...

Oscilloscopes detect, analyse, and measure the electrical signals of an input and present the data as waveforms on the display. While observing a circuit, the oscilloscope screen depicts an array of ...

Measuring conditions in volatile clouds of superheated gases known as plasmas is central to pursuing greater scientific ...

Two ways of measuring how fast the universe is expanding disagree, a puzzle known as the Hubble tension. Tiny magnetic fields from the Big Bang may offer a solution.

This easy test can help you get a gauge on your VO2 max—without a watch. Every day as I peruse through the mountain of ...

Not all household appliances are suitable for multiple sockets. Read on to find out what you need to watch out for.

Gas Sensors Market is at an inflection point. It is transitioning from a hardware-centric industry to a data-centric ...

Every time a breaker trips, it is quietly telling you something about the limits of your wiring, yet most homeowners misread that signal. Instead of seeing a protective device doing its job, you might ...

Using the ATX 9801 is easy -- plug one end into a mains outlet, and it acts like a short extension lead with a digital display. The socket on the front accepts pretty much every power plug worldwide, ...

Using the ATX 9801 is easy -- plug one end into a mains outlet, and it acts like a short extension lead with a digital display. The socket on the front accepts pretty much every power plug worldwide, ...