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Why are auroras different colors?Auroras occur when charged solar particles bash into Earth's magnetic field and funnel toward the poles. The types of atoms these particles hit determines the color of light emitted.
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Leprosy is rare but on the rise in Florida — here's what to knowAn expert explains leprosy, an ancient disease caused by two different bacteria, one of which was only identified in 2008.
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Cerebral organoids: What are lab-grown 'minibrains'?Brain organoids, or minibrains, contain human tissues and have potential uses in basic research, drug development and computer science.
