For The Better

Researchers have developed a device — a breath test that uses a biosensor — as a tool for use in doctors’ offices and crowded public locations to quickly diagnose people infected with the virus that causes COVID-19.

Scientists have demonstrated how mice choose between three different strategies to navigate through their surroundings towards a goal.

Engineers have developed HADAR, or heat-assisted detection and ranging.

The closure in January 2016 of one of Pittsburgh’s biggest coal-processing plants led to immediate and lasting declines in emissions of fossil fuel-related air pollutants. These in turn were linked to near-instant decreases in local heart-related emerg…

The statistical model identifies links between battles in Africa and can be applied to other armed conflicts, according to a new study.

Based on decades of work to uncover the underlying mechanisms of asthma and other respiratory conditions, researchers have produced a simple, rapid test that can identify the presence of a key driver of severe asthma.

Gems’ unique elemental composition and atomic orientation act as a fingerprint, enabling researchers to uncover the stones’ past, and with it, historical trade routes. Scientists now employ three modern spectroscopic techniques to rapidly analyze gems …

Birds can be electrocuted if they come into contact with two energized parts of a power line at once — which can happen when they spread their wings to take off from or land on a power pole. Because of this, energy companies invest substantial time an…