Scientists at Yale and in Singapore have devised what may be the ultimate acid test—a comprehensive model for estimating the origins of Earth's habitability, based in part on ocean acidity. The new ...

The acid-test ratio is a financial metric that assesses a company’s ability to cover short-term liabilities with its most liquid assets. A higher acid-test ratio suggests a stronger liquidity position ...

Certain species of corals have been discovered living in the surprisingly acidic waters of the Caribbean's submarine springs, areas thought inhospitable to corals, a new survey has found. However, ...

In chemistry, an acid test is a method of using a strong acid to distinguish gold from other metals. In business, difficult and complex circumstances require leaders to make sound decisions. In my two ...

The world’s oceans absorb about a quarter of humanity’s carbon dioxide emissions, buffering us against higher atmospheric CO2 levels and greater climate change. But that absorption has led to a ...

Gardeners know that healthy soils lead to healthy plants. But how do we ensure our soils have what they need for optimal ...