Researchers identify gene essential for plants to survive

Phenylalanine amino acid must be included in the human diet, but it is also essential for plants, determining many of their characteristics, such as the colour and scent of flowers, healing powers and antioxidant properties, ...

Fruit flies help to shed light on the evolution of metabolism

Diet choice of animal species is highly variable. Some species are specialists feeding only on one food source, such as a sugar-rich fruit or protein-rich meat. Other species, like humans, are generalists that can feed on ...

Intestines modify their cellular structure in response to diet

Body organs such as the intestine and ovaries undergo structural changes in response to dietary nutrients that can have lasting impacts on metabolism, as well as cancer susceptibility, according to Carnegie's Rebecca Obniski, ...

Farming, cheese, chewing changed human skull shape

The advent of farming, especially dairy products, had a small but significant effect on the shape of human skulls, according to a recently published study from anthropologists at UC Davis.

Chipped teeth suggests Homo naledi had a unique diet

There was a lot of excitement when scientists reported the discovery of an entirely new hominin species, Homo naledi, in 2015. Since then, we are gradually learning more about them. For example, earlier this year, researchers ...

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