Research affirms sexual reproduction avoids harmful mutations

(Phys.org)—Sex or no sex? Using various species of the evening primrose (Oenothera) as his model, Jesse Hollister, a former University of Toronto post-doctoral fellow, and his colleagues have demonstrated strong support ...

Snake eyes: New insights into visual adaptations

Snakes have adapted their vision to hunt their prey day or night. For example, snakes that need good eyesight to hunt during the day have eye lenses that act as sunglasses, filtering out ultraviolet light and sharpening their ...

Reconstructing the sixth century plague from a victim

Before the infamous Black Death, the first great plague epidemic was the Justinian plague, which, over the course of two centuries, wiped out up to an estimated 50 million (15 percent) of the world's population throughout ...

In evolution, 'house of cards' model wins

Using sophisticated modeling of genomic data from diverse species, Yale researchers have answered a longstanding question about which competing model of evolution works best.

Eating green could be in your genes

Could there be a vegetarian gene? Cornell University researchers have found evidence of a genetic variation - called an allele - that has evolved in populations that have historically favored vegetarian diets, such as in ...

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