When I was little, I loved chasing butterflies. It’s fun to run after them as they flit and flutter. But I didn’t eat them. I asked my friend Rich Zack if that was an oversight. He’s an insect ...

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

Scientific consensus is that high oxygen levels allowed these humongous fliers to exist, but a new study throws that idea ...

Three hundred million years ago, dragonfly-like creatures with wingspans stretching 70 centimeters patrolled the skies of a ...

The structure of fibrillar flight muscle / D.E. Ashhurst and M.J. Cullen -- Extraction, purification, and localization of [alpha]-actinin from asynchronous insect flight muscle / D.E. Goll [and others ...

Scientists rethink why giant insects once ruled the skies, finding oxygen may not explain their size or disappearance.

Fossil relatives of dragonflies, known as griffinflies, had wingspans of 70 centimeters (28 inches) 300 million years ago, and they weren’t the era’s only insects that far exceeded their modern ...

What you see here isn’t an animation from Pixar’s A Bug’s Life. This is a close-up of a swallowtail caterpillar, taken by @schwalbenschwanz.schweiz photography. This macro shot of the caterpillar ...

The problem with diffusion is that it’s notoriously slow. The oxygen constraint hypothesis argued that the larger the insect ...

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

Researchers from the University of Pretoria debunk the myth that high oxygen levels were essential for ancient insects' 70cm ...