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Human eyes are well-designed to see objects using light transmitted through air, but not through water, because light travels at a different speed through the two media. However, intertidal-dwelling marine mollusks called chitons can see equally well in both environments. How did they acquire this unusual ability? Continue Reading »

mayaAmerican archeologists believe that the high productivity of land of the ancient Maya was possible because of volcanic ash that rained down on the fields quite frequently. The natural fertilizer maintained the existence of thousands of people on unfruitful lands. Was it really so? It is an open secret that volcanic ash does not bring any good to the soil. Continue Reading »

planetPlanetary scientist Christopher McKay of NASA Ames Research Center and his colleagues have discovered that the surface of the red dwarfs planets that revolve around the stars may be covered with oceans that contain organic compounds. Thus, the list of potentially habitable locations in the universe has expanded. Continue Reading »

Phosphorus present in human feces can be used in basic food crops such as wheat Continue Reading »

From El Niño to La Niña

climatic changesExtreme weather conditions are predicted on a global scale as experts come to terms with the latest details emerging from the La Niña event, climate-changing ocean temperature alterations which follow El Niño and affect vast swathes of our planet on an intercontinental scale.

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