Study identifies gut bacteria that regulate cholesterol

Certain species of bacteria in the gut interact with and help balance levels of dietary cholesterol by using it to create a molecule that plays important roles in human health, according to a study published August 18 in ...

Growing a dinosaur's dinner

Scientists have measured the nutritional value of herbivore dinosaurs' diet by growing their food in atmospheric conditions similar to those found roughly 150 million years ago.

Organic feed influences gene expression in chickens

(PhysOrg.com) -- Organically fed chickens develop a different process of gene expression in their small intestines than that of chickens which get conventional feed. The organic chickens have higher expressed genes involved ...

Koalas, penguins at risk of extinction: study

Climate change threatens the survival of dozens of animal species from the emperor penguin to Australian koalas, according to a report released Monday at the UN climate summit.

Poorer quality wheat when carbon dioxide levels in the air rise

Rising levels of atmospheric carbon dioxide have a negative impact on the protein content of wheat grain and thus its nutritional quality. This is the finding of researchers at the University of Gothenburg, Sweden, in a recently ...

'Fat worms' inch scientists toward better biofuel production

Fat worms confirm that researchers from Michigan State University have successfully engineered a plant with oily leaves—a feat that could enhance biofuel production as well as lead to improved animal feeds.

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