An architect's subversive reimagining of the US-Mexico border wall | Ronald Rael

A juror's reflections on the death penalty | Lindy Lou Isonhood

The self-assembling computer chips of the future | Karl Skjonnemand

Is your country at risk of becoming a dictatorship? Here's how to know | Farida Nabourema

How a new species of ancestors is changing our theory of human evolution | Juliet Brophy

How I'm making bricks out of ashes and rubble in Gaza | Majd Mashharawi

A bold idea to replace politicians | César Hidalgo

How we can store digital data in DNA | Dina Zielinski

The most powerful woman you've never heard of | T. Morgan Dixon and Vanessa Garrison

We should all be feminists | Chimamanda Ngozi Adichie