Snow leopard

Stanley Johnson: In search of the snow leopard

The writer, environmentalist and campaigner Stanley Johnson had always dreamed of seeing a snow leopard – so much so that when a chance to join an expedition came up, he dropped…

glow-worm

Secrets of the glow-worm

From paralysing snails to lighting lamps, David Profumo shines a light on the life of a glow-worm, which isn’t actually a worm at all.