A young inventor's plan to recycle Styrofoam | Ashton Cofer

How a computer learns to recognize objects instantly | Joseph Redmon

How my dad's dementia changed my idea of death (and life) | Beth Malone

Can clouds buy us more time to solve climate change? | Kate Marvel

Why our screens make us less happy | Adam Alter

How the military fights climate change | David Titley

How to talk (and listen) to transgender people | Jackson Bird

How to win at evolution and survive a mass extinction | Lauren Sallan

What I learned from 2,000 obituaries | Lux Narayan

Strange answers to the psychopath test | Jon Ronson