<http://schema.org/alternativeHeadline>
"Plants with the most efficient photosynthesis use quantum mechanics to convert sunlight into chemical energy. The physics term \"superposition\" allows plant cells to convert solar energy through multiple energy pathways at once."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/wilderness-resources/stories/how-plants-use-quantum-physics-to-survive>