For countless individuals across the globe, Ramadan fasting constitutes a profound and sacred time. However, abstaining from food and drink from sunup to sundown, especially in hot conditions, can ...

A pair of earbuds can be turned into a tool to record the electrical activity of the brain as well as levels of lactate in the body with the addition of two flexible sensors screen-printed onto a ...

Sometimes we need a non-contact liquid level sensor. There are several ways to build that, but the easiest is to try an optical liquid level sensor. You may already have an idea in mind since you are ...