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Roddy Scheer & Doug Moss EarthTalk Brainchild of Harvard biochemist Daniel Nocera, the “bionic leaf” is a small man-made solar collector that takes sunlight and water and turns it into any of a variety of usable fuels or fertilizers. Nocera’s first iteration, the so-called “artificial leaf,” was developed in...

Elisa Marina Alvarado Special to El Observador Indigenous spiritual elders view death as the shedding of a temporary physical ‘package’ releasing an essential, energetic self (or spirit). Similar to many world traditions, our spirit can be at peace if we have lived in an honorable and loving way.   ...