(Phys.org) —Southern Europeans are more genetically diverse than Northern Europeans. Geneticists have several different explanations for this phenomenon, one of which is migration from Africa to southern Europe. However, ...
Long before Europeans settled in Australia humans had migrated from the Indian subcontinent to Australia and mixed with Australian aborigines.
Biotechnology
Jan 14, 2013
9
1
(PhysOrg.com) -- The recipe for making one species into two requires time and some kind of separation, like being on different islands or something else that discourages gene flow between the two budding species.
Plants & Animals
Jan 9, 2011
0
0
After extracting ancient DNA from the 40,000-year-old bones of Neanderthals, scientists have obtained a draft sequence of the Neanderthal genome, yielding important new insights into the evolution of modern humans.
Evolution
May 6, 2010
63
2
(PhysOrg.com) -- Does it matter if nature solves the same problem multiple ways? A NSF-supported study of lizard populations in White Sands, New Mexico has helped researcher Erica Rosenblum of the University of Idaho begin ...
Plants & Animals
Dec 30, 2009
0
0
Giraffes are a beautiful and powerful example of what adaptive evolution can achieve. However, in recent years, they have attained notoriety for a completely different reason: it has been suggested that instead of one giraffe ...
Plants & Animals
Mar 12, 2024
0
127
Rice feeds the world. But a look-alike weed has many ways of getting ahead. Weedy rice is an agricultural pest with a global economic impact. It is an aggressive weed that outcompetes cultivated rice and causes billions of ...
Plants & Animals
Feb 21, 2024
0
25
In a first-of-its-kind study of aardvarks, Oregon State University researchers spent months in sub-Saharan Africa collecting poop from the animal and concluded that aridification of the landscape is isolating them, which ...
Plants & Animals
Dec 18, 2023
0
51
Borneo is one of the world's most biodiversity-rich regions, home to ancient rainforests and an immense variety of wildlife.
Archaeology
Dec 5, 2023
0
67
A new DNA study has nuanced the picture of how different groups intermingled during the European Stone Age, but also how certain groups of people were actually isolated. The study was carried out by researchers at Uppsala ...
Archaeology
Aug 9, 2023
0
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