For years, giant prehistoric insects were considered proof that Earth once needed oxygen-rich air to sustain oversized life ...

The ancient past is remembered mostly for its diversity of dinosaurs, but before dinosaurs, insects ruled the world and they ...

Millions of years ago, oversized insects such as griffinflies boasting wingspans comparable to today's hawks scuttled across (and fluttered above) the planet. But why these jumbo jets of the insect ...

Giant prehistoric insects, some with two-foot wingspans, once roamed Earth. For years, scientists believed higher oxygen ...

Giant prehistoric insects may not have depended on high oxygen levels after all. Scientists now think something else must ...

Three hundred million years ago, dragonfly-like creatures with wingspans stretching 70 centimeters patrolled the skies of a world nothing like our own. These griffinflies, as paleontologists call them ...

Global relationship between body size shifts and biogeographical range shifts between the tropical and temperate zone in extant Odonata. Credit: Journal of Biogeography (2022). DOI: 10.1111/jbi.14544 ...

Turns out, as dinosaurs evolved flight and eventually took to the skies as birds, they beat down the huge insects already living there, effectively putting a cap on insect size through predation and ...

I like big bugs. I cannot lie. But which insect is the biggest? I asked my friend Rich Zack. He’s an insect scientist at Washington State University. He told me the answer depends on how you define ...