Complex developmental patterns are under the control of surprisingly simple signals
Princeton researchers discover that multiple early developmental programs in the fly are governed by different thresholds of Ras/Erk signalingCredit: Johnson ...
Tag: Evolution
How does cooperation evolve?
Researchers unravel why organisms frequently help each otherCredit: Department of Ecology at the Osnabrueck University OSNABRUECK / JENA.- In nature, ...
Neandertals may have had a lower threshold for pain
People who inherited a special ion channel from Neandertals experience more painCredit: © Science Photo Library / Daynes, Elisabeth As ...
Giant, fruit-gulping pigeon eaten into extinction on Pacific islands
Credit: Danielle Byerley GAINESVILLE, Fla. --- A large fruit-eating bird from Tonga joins the dodo in the lineup of giant ...
Spider monkey groups as collective computers
Credit: Sandra E. Smith Aguilar The wild spider monkeys living in a protected area near Punta Laguna, Mexico, collectively figure ...
Ultra-small, parasitic bacteria found in groundwater, moose — and you
Credit: Photo by Matthew Modoono for Forsyth Institute Inside your mouth right now, there is a group of bacteria whose ...
Mutant zebrafish reveals a turning point in spine’s evolution
Single-letter change in DNA also makes the fish a useful model for human spinal defectsCredit: Michel Bagnat Lab, Duke University ...
Arizona rock core sheds light on triassic dark ages
Credit: Cornelia Rasmussen A rock core from Petrified Forest National Park, Arizona, has given scientists a powerful new tool to ...
When power is toxic: Dominance reduces influence in groups
Groups led by subordinate males outperform those led by dominant and aggressive males, study findsCredit: The Jordan Lab New study ...
Breakthrough in studying ancient DNA from Doggerland that separates the UK from Europe
Credit: Dr Martin Bates, UWTSD Thousands of years ago the UK was physically joined to the rest of Europe through ...
Ultra-black skin allows some fish to lurk unseen
Packed pigment granules help them blend in without blowing their coverCredit: Photo by Karen Osborn, Smithsonian National Museum of Natural ...
Scientists discover how deep-sea, ultra-black fish disappear
Ultra-black fish skin absorbs more than 99.5% of light in a new, extremely efficient way, a discovery that may advance ...
New Mygatt-Moore quarry research leads to prehistoric climate finds
Local paleontologist and professor Dr. Julia McHugh authors new studyCredit: Brian Engh Top predators dinosaurs like the Allosaurus and Ceratosaurus ...
New study shows how plants regulate their growth-inhibiting hormones to survive
Dimerization of OsGA2ox and OsDAO enhances its enzymatic activity. In a world with a consistently growing population and a climate ...
Growing up trilobite
New study is first to describe growth rate of one of the most common and abundant trilobites and compare with ...
What determines a warbler’s colors?
Researchers use hybrid birds to narrow genetic region underlying difference in color between blue-winged and golden-winged warblersCredit: David Toews, Penn ...
Evolution after Chicxulub asteroid impact: Rapid response of life to end-cretaceous mass
New study published in GeologyCredit: Geology and Francisco J. Rodríguez-Tovar Boulder, Colo., USA: The impact event that formed the Chicxulub ...
Experts’ high-flying study reveals secrets of soaring birds
New research has revealed when it comes to flying the largest of birds rely on air currents, not flapping to ...
More than one cognition: A call for change in the field of comparative psychology
Reviewing 40 years of research, a new paper challenges hypotheses and calls for a more biocentric understanding of cognitive evolutionCredit: ...
Green is more than skin-deep for hundreds of frog species
Biochemical workaround makes pigment that tunes light to the exact shade of a green leafCredit: Santiago R. Ron DURHAM, N.C. ...
