Popular Science notes that when you look at corgi mixes, the dogs tend to look like the other dog breed with the usual proportions, but then with shorter legs.

There's a genetic rationale for this doggie cuteness — they've inherited achondroplastic dwarfism from their corgi parent, PopSci adds.

The first dogs with short legs cropped up randomly about 300 years ago, it notes, with breeders then deliberately passing the trait along.

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Jay Shendure and his colleagues have developed a new method to more comprehensively identify human cell types, the NY Times reports.

Researchers in the UK and Japan have shown that infertility in mice with three sex chromosomes can be overcome, according to the Guardian.

China is embracing preimplantation genetic diagnosis, Nature News reports. 

In PLOS this week: host genetic factors associated with cervical neoplasia progression, population patterns for an ancient flowering rainforest plant, and more.