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Using SLAC’s X-ray laser, researchers have finally seen the process by which nature creates the oxygen we breathe. (Credit: Greg Stewart/SLAC National Accelerator Laboratory) plastic water bottle Image featuring S. divinum (red) and S. angustifolium (green)] Ribbon diagram of a protein structure. Researchers wearing gloves and goggles work with sorghum plants in a plant growth lab A rendering of bacteriophage viruses attacking a bacteria (Credit: nobeastsofierce/Adobe Stock) A vertical tree stump outdoors with about a dozen shiitake mushrooms sprouting from its surface.