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Showing posts with the label Genetics

More on New research sheds light on prehistoric human migration in Europe

Two University of Wyoming researchers contributed to a new study in which DNA of ancient skeletal remains of people from southeastern Europe were used to determine migration patterns across Europe du…

Ancient DNA tells tales of humans' migrant history

Scientists once could reconstruct humanity's distant past only from the mute testimony of ancient settlements, bones, and artifacts. The use of stylized bell-shaped pots like this one from Sieren…

Largest ever genomic study shows that first Beaker expansion was one of cultural diffusion

Prehistoric Iberians 'exported' their culture throughout Europe, reaching Great Britain, Sicily, Poland and all over central Europe in general. However, they did not export their genes. The B…

Scientists create 'Evolutionwatch' for plants

Using a hitchhiking weed, scientists from the Max Planck Institute for Developmental Biology reveal for the first time the mutation rate of a plant growing in the wild. Scientists created an 'Evo…

Ancient genome study identifies traces of indigenous “Taíno” in present-day Caribbean populations

A thousand-year-old tooth has provided genetic evidence that the so-called "Taíno," the first indigenous Americans to feel the full impact of European colonisation after Columbus arrived in…

Plants colonised the earth 100 million years earlier than previously thought

A new study on the timescale of plant evolution, led by the University of Bristol, has concluded that the first plants to colonise the Earth originated around 500 million years ago – 100 million year…

Asteroid 'time capsules' may help explain how life started on Earth

In popular culture, asteroids play the role of apocalyptic threat, get blamed for wiping out the dinosaurs -- and offer an extraterrestrial source for mineral mining. Credit: Pixabay But for research…

Finches from remote corners of New Guinea help solve an evolutionary puzzle

Tucked away in an unassuming gray metal file cabinet in a graduate student office at Boston University is an evolutionary puzzle that would leave even Charles Darwin scratching his head. Inside the c…

Plants are given a new family tree

A new genealogy of plant evolution, led by researchers at the University of Bristol, shows that the first plants to conquer land were a complex species, challenging long-held assumptions about plant …

Did humans domesticate themselves?

Human 'self-domestication' is a hypothesis that states that among the driving forces of human evolution, humans selected their companions depending on who had a more pro-social behavior. Rese…

At last, butterflies get a bigger, better evolutionary tree

For hundreds of years, butterfly collecting has often inspired a special kind of fanaticism, spurring lengthy expeditions, sparking rivalries and prompting some collectors to risk their fortunes and …

Comes naturally? Using stick insects, scientists explore natural selection, predictability

Is evolution predictable? Are changes in a species random or do they happen because of natural selection? A green morph of the Timema genus of stick insects [Credit: Moritz Muschick] "Evolution …

More light shines on Pleistocene extinction event with possible discovery of new genus of horse

Referred to as ‘perplexing’, a group of North American Pleistocene horses have been identified, until now, as different species. Now mitochondrial and partial nuclear genomic studies support the idea…
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