This article is also available as a pdf version. A young man walks toward the entrance to an underground subway. As he starts down the escalator, his heart rate increases, but he continues. He ...

Water is Earth’s most precious resource. It’s also the source of the planet’s most widespread challenges. More than 200,000 tons of plastic fill the oceans, while 2 billion people lack access to clean ...

The clocks aboard our icebreaker will be changed several times en route to Antarctica. It’s one of many things that make the expedition feel otherworldly. By Raymond Zhong The continent’s ice is ...