Duolingo (DUOL) is down 70% on sentiment, not fundamentals. It is trading at only ~20x NTM EBITDA. Read here for a detailed ...

For the first half of the 20th century, one of the most important firearms in the U.S. military arsenal was the water-cooled ...

Some of climate change's sharpest realities are being felt on small island nations, where extreme weather is claiming homes ...

We hear from a father investing alongside his 7-year-old son, an investor who audited his own selling history and discovered ...

DHS mouthpiece Tricia McLaughlin is tasked with giving quotes on the very worst things the Trump admin is doing on any given ...

This repository contains a collection of Jupyter Notebooks exploring spatial mathematics and related applications. The notebooks are easily extensible to encourage experimentation. Spatial mathematics ...

American Water Works Company and Essential Utilities announced an all-stock, tax-free merger on Oct. 27 that would create a water utility valued at approximately $63 billion. A news release notes that ...

Abstract: Leakage detection in urban water supply systems is crucial for saving water resources and ensuring social production. Unlike traditional data-driven methods, the approach introduced to leak ...

In the late 1960s and early 1970s, the American cartoonist Crockett Johnson created a series of paintings on mathematical subjects. They’re based on theorems, laws, and mathematical figures, but ...