When Cooperation Counts
Everybody knows the shortest distance between two points is a straight line, and now Harvard researchers have evidence that sperm have been taking the familiar axiom to heart. Though competition…
evolution
Can A New Species of Frog Have A Doppelganger? Genetics Say Yes
Recently, Malaysian herpetologist Juliana Senawi puzzled over an unfamiliar orange-striped, yellow-speckled frog she’d live-caught in swampland on the Malay Peninsula. She showed the frog to Chan Kin Onn, a fellow…
Human Brain Subliminally Judges 'Trustworthiness' of Faces
The human brain can judge the apparent trustworthiness of a face from a glimpse so fleeting, the person has no idea they have seen it, scientists claim. Researchers in the…
How Do You Make a Bird? Shrink a Dinosaur for 50 Million Years
Large flesh-eating dinosaurs evolved into small flying birds, but it did not happen overnight. An international team of scientists on Thursday described an extraordinary evolutionary process that unfolded over a…
Marmoset Sequence Sheds Light on Primate Biology, Evolution
A team of scientists from around the world led by Baylor College of Medicine and Washington University in St. Louis has completed the genome sequence of the common marmoset –…
Running For Life: How Speed Restricts Evolutionary Change of the Vertebral Column
One of the riddles of mammal evolution explained: the strong conservation of the number of trunk vertebrae. Researchers of the Naturalis Biodiversity Center and the University of Utah show that…