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Some human coronaviruses cause seasonal colds or other mild symptoms. Others can be severe and even fatal. Jdidi wassim/SOPA Images/LightRocket via Getty Images

Some coronaviruses kill, while others cause a common cold. We are getting closer to knowing why

The enigmatic envelope protein seems to hold the key to understanding why some human coronaviruses cause more severe disease than others.
Nigerian law forbids abortion unless a woman’s life is in danger. Photo by Universal Images Group via Getty Images

Abortion pills are being widely used in Nigeria: women and suppliers talk about their experiences

In the context of Nigeria’s restrictive abortion laws, promoting access to medication abortion drugs is a life saver.

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