Issue 23: Night
It's often claimed that science is a light in the dark, showing us the way. But what if we want to embrace darkness for its own sake? After all, it's night half of the time we're alive — shouldn't you explore the world when it's hidden from the Sun? You never know what you might find.
This issue, discover night-time predators, mysterious glowing proteins, controversies over pornography, why we sleep, and a whole lot more. Don't let the bed bugs bite...
Cover illustration by Kayla Oliver.
Bioluminescent glows have fuelled myths and legends for thousands of years. Jennifer Tsang explores how cultures around the world have interpreted luciferin's glow.