To have true memory an organism requires brain cells to store experiences through the action of sophisticated neurotransmitters. Plants lacking brain cells therefore cannot be said to have that capaci

Fireflies are kept inside webs for as long ...

Toby explains how plants and trees set up natural defences and outlines what we can do to help

Easy ways to make your garden more nature-friendly

They might not be especially striking to look at–if you can see them at all–but seeds are among the natural world’s most awe-inspiring marvels, says John Lewis-Stempel

Amazing answers to your curious questions