
Why sourdough bread resists mold
Sourdough bread resists mold, unlike conventionally leavened bread. Now Michael Gaenzle and colleagues of the University of Alberta, Edmonton, show why. During sourdough production, bacteria convert ... more
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Bees attracted to contrasting colors when looking for nectar
Flower colors that contrast with their background are more important to foraging bees than patterns of colored veins on pale flowers according to new research, by Heather Whitney from the University ... more
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AALTO plans Zephyr stratospheric hub in northern Australia and seeks local payload partners
Ancient guano drove Chincha coastal power
UAH lands first DARPA award for biological sciences department
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Maize part of coastal Peru diet for 5,000 years
For decades, archaeologists have struggled with understanding the emergence of a distinct South American civilization during the Late Archaic period (3000-1800 B.C.) in Peru. One of the persistent q ... more
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Anthropologist studies cattle ranchers in Brazilian Amazon
For over a century, the rubber tappers of Acre, Brazil collected the valuable sap of the rubber trees from the forests of the western Amazon. As the demand for natural rubber declined, however, the ... more
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Wild plants are infected with many viruses and still thrive
Researchers have studied viruses as agents of disease in humans, domestic animals and plants, but a study of plant viruses in the wild may point to a more cooperative, benevolent role of the microbe ... more
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