Photo by Robbie Shone

A team of geologists has been exploring the caves beneath the table mountains of Venezuela, where new lifeforms may have been quietly developing for millions of years. Journalist Lars Abromeit describes the expedition into the unknown.

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This compilation of reading assigned to students everywhere will expand your horizons — and your bookshelves

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Last Mile Health has expanded healthcare access to the most remote regions of Liberia. Raj Panjabi, the nonprofit’s founder and winner of the 2017 TED Prize, looks back at how his team handled the Ebola outbreak — and how it can help them build a healthier future for their country and us all.

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Personal DNA testing machines are bringing lab-grade genetic science within reach of more people. A look at how a farmer is using DNA testing to cultivate the most elusive — and prized — of foods.

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Who says you can’t solve today’s problems with yesterday’s solutions? Check out these four innovative, ancestor-approved approaches

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Victor Gruen was an avant-garde European socialist who inadvertently designed that all-American creature, the mall. But, as Steven Johnson reveals, his master plan was way grander — and one we might want to build today

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Filmmakers Jenni Chang and Lisa Dozals offer photos of eight people they met when documenting the global diversity of LGBTQ experience.