Birds-of-paradise are even colorful in the dark, with feathers and body parts that glow a brilliant yellow-green under ...

Bioluminescence (the light produced by fireflies, for instance) requires a chemical reaction involving the molecules luciferin and luciferase. Biofluorescent creatures generate their glow with ...

Sarah Vine and Andrew Pierce bring their own no-holds-barred opinions, insights and reaction (clue is in the title) to the biggest stories of the week. New episodes every Wednesday, wherever you ...