Aside from a miraculous case of how an Italian teenager survived for 42 minutes underwater without oxygen in 2015 or Stéphane Mifsud’s static apnea (holding one’s breath without moving) underwater world record of 11 minutes and 35 seconds in 2009, air—rather, oxygen—is something human beings can’t literally live without. 

It is early evening in Copenhagen. At the intersection where traffic crossing the Queen Louise Bridge meets Frederiksborggade Street, special traffic lights for the bike lane have just turned green, and a constant stream of bikes safely navigates the junction.

In much of sub-Saharan Africa, it is a daily struggle to collect safe, potable drinking water. And yet, rain does fall.

Most people don’t think twice about the batteries powering their everyday devices—until it’s time to replace them. But when these essential

As environmental challenges become increasingly urgent, many schools proactively educate and inspire the next generation of eco-conscious