DNA from ancient skeleton shows ties to Native Americans
An ancient skeleton found nearly 20 years ago in a river in Washington is related to Native Americans, says a DNA study that could help resolve a long-running dispute over its ancestry and custody.
Agriculture and parting from wolves shaped dog evolution, study finds
(Phys.org)—Part of the ancient mystery of the makeup of the modern Western dog has been solved by a team led by researchers at the University of California, Davis, School of Veterinary Medicine.
Love or kill thy neighbor? New study into animal social behavior
A theoretical study led by the University of Exeter has shed new light on the conditions that lead to the evolution of spite or altruism in structured populations.
Face-to-face: Skull study shows variation of pre-Columbian cultures in Mexico
(Phys.org) —A new analysis of the skulls of prehistoric peoples in Mexico reveals significant regional variation in the facial characteristics of indigenous populations – indicating that there were notable ...
Skulls show New World was settled twice: study
Two distinct groups from Asia settled in the New World and not one single migration as suggested by previous genetic studies, experts said Monday after comparing the skulls of early Americans.
Beachcombing for early humans in Africa
(Phys.org) —From the earliest modern humans to the present day, our species has evolved dramatically in both biological and behavioural terms. What forces prompted these momentous changes?
Salamanders under threat from deadly skin-eating fungus
A new species of fungus that eats amphibians' skin has ravaged the fire salamander population in the Netherlands, bringing it close to regional extinction.
Can the friend of my friend be my enemy? Choice affects stability of the social network
Just as humans can follow complex social situations in deciding who to befriend or to abandon, it turns out that animals use the same level of sophistication in judging social configurations, according to ...
New study shows pre-human effect on biodiversity in northern Madagascar
A recent study, by an international research group led by Lounes Chickhi, group leader at the Instituto Gulbenkian de Ciencia, and CNRS researcher in Toulouse, France, questions the prevailing account that ...
Researchers Find Key 'Conductor' of Nature's Synchronicity
(PhysOrg.com) -- Synchronicity in nature is seen in beating hearts, the flashing of fireflies' lights, the ebb and flow of infectious disease—and the simultaneous rise and fall of populations across vast ...
European Romani exodus began 1,500 years ago, DNA evidence shows
Despite their modern-day diversity of language, lifestyle, and religion, Europe's widespread Romani population shares a common, if complex, past. It all began in northwestern India about 1,500 years ago, according to a study ...
Study: Triple threat paints grim future for frogs
Frogs, salamanders and other amphibians may eventually have no safe haven left on the globe because of a triple threat of worsening scourges, a new study predicts.
WWF says over-consumption threatens planet
The spiralling global population and over-consumption are threatening the future health of the planet, according to conservation group WWF.
18 endangered dolphins spotted off Borneo: WWF
Conservation group WWF said it spotted 18 critically endangered Irrawaddy dolphins in Indonesian waters off Borneo island Tuesday and called for greater protection of the species' habitat.