They're responsible for more than 75 percent of the Earth's oxygen supply, but often get no credit for it. Microalgae are single-celled organisms that photosynthetically convert carbon dioxide and ...

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Even the simplest laboratory tasks on Earth rely on gravity, but in space, they can quickly become complex, astronaut Shubhanshu Shukla has revealed. Shukla, who has been growing microalgae aboard a ...