Cycads use infrared heat to guide beetle pollinators, revealing an ancient plant communication system that predates flowers.

Cycad cones aren’t always hot. Instead, they follow daily cycles of heating and cooling: Pollen-laden male cones produce a big burst of heat in the late afternoon, and then ovulating female cones warm ...

As a corner of Africa heats up, new research shows how the future of the species rests with powerful matriarchs making tough ...