Leroy Mwasaru and his team tackled shoddy sanitation with a bioreactor that produces cooking fuel from so-called waste.
Ben Simon is the cofounder of a nonprofit that redistributes leftover campus dining hall food to the hungry.
The "Parks & Recreation" writer's new book is a smart (and hilarious) take on the dumb idea that women can't understand science.
Through the Female Farmer Project, photographer Audra Mulkern is documenting the rise of women in American ag.
The former Daily Show correspondent says there are two kinds of gentrifier. Only one would open a mayonnaise shop.
French author Philippe Squarzoni takes you on his quest to understand global warming.
Twenty years ago, Mike Richter helped the New York Rangers win the Stanley Cup. Now he wants to rack up wins for the climate.
Gerod Rody is a business school grad and LGBTQ activist who wants to save the planet, one Earth Gay at a time.
Star scientist Sylvia Earle dives deep in a splashy new Netflix doc about oceans.