Speeding up evolution: Orchid epigenetics

Organisms adapt to their dynamic environment using various strategies. Ovidiu Paun, working at the Department of Systematic and Evolutionary Botany, investigates how marsh orchids adjust to and diffuse in different habitats. ...

3D-snapshots of nanoparticles

X-ray diffraction has been used for more than a hundred years to understand the structure of crystals or proteins—for instance, in 1952 the well-known double helix structure of the DNA that carries genetic information was ...

Continents influenced human migration, spread of technology

How modern-day humans dispersed on the planet and the pace of civilization-changing technologies that accompanied their migrations are enduring mysteries. Scholars believe ancient peoples on Europe and Asia moved primarily ...

New genetic phenomenon discovered in Witrik cattle

By studying the DNA of Witrik, colour sided or lineback, cattle from various countries, scientists from the University of Liege have discovered that pieces of DNA move from one chromosome to another in a circle. This phenomenon ...

Scientists develop tools for discovering new species

For hundreds of years, naturalists and scientists have identified new species based on an organism's visible differences. But now, new genetic techniques are revealing that different species can show little, to no visible ...

A social bacterium with versatile habits

Related individuals of a soil bacterial species live in cooperative groups and exhibit astonishing genetic and behavioural diversity. ETH researchers recently published these findings in Science .

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