Giant dragonflies once roamed Earth’s skies. New research upends the textbook theory of why they went extinct

Insects first took to the skies about 350 million years ago, some 200 million years before birds first flapped their wings.

Massive insect body size 300 million years ago may not have been due to high atmospheric oxygen

Three-hundred-million years ago, Earth was very different. The continents had coalesced into Pangea, which was dominated in ...
PBS

Dragonflies Are Masters of Flight That Start Life Underwater

Dragonfly expert Jessica Ware heads to Guyuna to sample dragonfly diversity. Dragonfly expert Jessica Ware is on a mission to understand the evolutionary history of dragonflies. Deep in the rainforest ...