Explanation for why we don’t see two-foot-long dragonflies anymore fails

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

Why don't giant prehistoric insects still exist?

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

Earth's first insects were massive, some having wingspans over two feet long, and scientists aren't sure why

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

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 ...
Phys.org

Study shows exoskeletons of insects become stronger when raised under higher mechanical load

Photo of custom-made centrifuge showing the insect cages with individual heating and LED lighting. Credit: Marcus Meyer Photography Scientists from the Hochschule Bremen (HSB)—City University of ...
EurekAlert!

Variable circularly polarized light reflector combining circularly polarized light-reflection by insect exoskeletons with a conductive polymer

Tsukuba, Japan—Some beetles, such as Anomala albopilosa, strongly reflect left circularly polarized light (electromagnetic waves that oscillate leftward relative to the direction of light reception).
The Spokesman-Review

Ask Dr. Universe: Lots of similarities and difference between humans and insects

I love taking selfies with my insect friends. They’re so tiny and look so different from me. But my friend Rich Zack told me that insects and humans have lots in common. He’s an insect scientist at ...