concentrations

Science

Cellphone compass can measure tiny concentrations of compounds important for human health

Nearly every modern cellphone has a built-in compass, or magnetometer, that detects the direction of Earth’s magnetic field, providing critical…

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Science

Climate is increasing risk of high toxin concentrations in Northern US lakes

As climate change warms the Earth, higher-latitude regions will be at greater risk for toxins produced by algal blooms, according…

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