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

Insects first took to the skies about 350 million years ago, some 200 million years before birds first flapped their wings. By the end of the Carboniferous period, 300 million years ago, some flying ...

Three-hundred million years ago, the skies of the late Palaeozoic era were buzzing with giant insects. Meganeuropsis permiana, a predatory insect resembling a modern-day dragonfly, had a wingspan of ...

VIRGINIA BEACH, VA (October 11, 2006) – The delicate lady bug in your garden could be frighteningly large if only there was a greater concentration of oxygen in the air, a new study concludes. The ...

With support from an NSF grant, two faculty members in biomedical engineering and mechanics have combined forces to answer questions pertaining to insects' breathing. The researchers will study how ...

Insects have been assumed to breathe through a system of tracheal tubes (considered passive air channels), with gaseous exchange being driven by body movements or hemolymph circulation. However, the ...

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

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 ...