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As if harvesting the sun’s energy to sustain life on Earth weren’t enough, the small green organelles and their relatives are involved in a broad range of other tasks, from manufacturing nutrients and signaling stress to fostering plant immunity
Most of today’s psychotherapies are grounded in Western values. Researchers hope that tailoring treatments to patients’ cultural backgrounds will improve mental health outcomes.
There is no one prehistoric meal plan. A modern hunter-gatherer group known as the Hadza has taught researchers surprising things about the highly variable menu consumed by humans past.
COMIC: As it spreads throughout the world, the virus that causes Covid-19 has been changing. Scientists are tracking those changes, hoping to stay one step ahead of worrisome strains.
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