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.
Archaeology
Jun 18, 2015
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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.
Plants & Animals
Mar 6, 2014
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The honeybees that pollinate one-third of Americans' daily diet are dying, and in the eyes of some environmentalists one culprit may be a decades-old Environmental Protection Agency system.
Environment
Dec 19, 2013
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(Phys.org) —It is generally agreed that the ancestors of modern Native Americans were Asian peoples who migrated to North America from Siberia and Beringia – a region proximate to the Bering Strait, Bering Sea and Chukchi ...
(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 physical differences ...
Archaeology
Sep 11, 2013
2
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A new species of fungus that eats amphibians' skin has ravaged the fire salamander population in the Netherlands, bringing it close to regional extinction.
Ecology
Sep 2, 2013
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Air pollution has become a curse for millions of city-dwellers in Asia, posing a mounting risk to the very young and very old, pregnant women and people with heart and respiratory problems, say experts.
Environment
Jun 20, 2013
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Immigration has had less significant impact than British births on the rising population of most of England and Wales' ethnic groups, according to the latest analysis of the 2011 Census by University of Manchester researchers.
Social Sciences
Jun 17, 2013
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The percentage of respondents to many important research surveys is dropping sharply. Social science researchers are concerned that survey samples can be skewed, which can compromise the validity of results.
Social Sciences
Jun 7, 2013
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(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?
Archaeology
Jun 3, 2013
1
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