Large-scale study of genetic data shows humans still evolving

In a study analyzing the genomes of 210,000 people in the United States and Britain, researchers at Columbia University find that the genetic variants linked to Alzheimer's disease and heavy smoking are less frequent in people ...

Wildflowers combat climate change with diversity

In 1859, when Charles Darwin first articulated the theory of evolution, he speculated that a process of natural selection led species to adapt to their environments over time. He believed traits that helped an organism survive ...

When plants go polyploid

(PhysOrg.com) -- Plant lineages with multiple copies of their genetic information face higher extinction rates than their relatives, researchers report in Science magazine.

Parasitic plants use stolen genes to make them better parasites

Some parasitic plants steal genetic material from their host plants and use the stolen genes to more effectively siphon off the host's nutrients. A new study led by researchers at Penn State and Virginia Tech reveals that ...

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