7+ hour, 39+ min ago   (83+ words) When the first fish lineage crawled onto land some 375 million years ago, its fins had to be remodeled into limbs capable of bearing weight. Evolutionary biologists have long focused on the genes that pattern the skeleton—Hox clusters, Sonic hedgehog,…...

1+ day, 8+ hour ago   (762+ words) For more than a century, paleontologists and evolutionary biologists have marveled at the way terrestrial mammalian carnivores keep reinventing the same body plans....

2+ day, 4+ hour ago   (83+ words) Bioengineer.org For now, the specimen rests in the type collection under catalogue number PB206132, available for scrutiny by other researchers. The open-access publication ensures that the images and reconstructions can be independently assessed, an important step given how consequential the…...

3+ day, 13+ hour ago   (659+ words) The Denisovans, the enigmatic archaic human relatives first identified from a finger bone and a handful of teeth in a Siberian cave, have long been known almost exclusively through their DNA....

5+ day, 10+ hour ago   (50+ words) insects Bioengineer.org Subject of Research: Classification and phylogenetic placement of Mesozoic fossil Zoraptera (angel insects) based on male genitalia, leg, and wing venation morphology Article Title: Morphology of male genitalia, legs, and wing venation reveals the classification of Mesozoic…...

1+ week, 13+ hour ago   (55+ words) Bioengineer.org Subject of Research: The relationship between skeletal pneumatization and body mass in megaraptorid theropod dinosaurs, revealing an evolutionary trend toward a gracile, air-filled model of large-bodied predation Subject of Research: Biology Article Title: Megaraptoridae: a gracile model of…...

2+ week, 7+ hour ago   (1000+ words) Bioengineer.org...