Starting next week, every home in the United States will be able to order four more free at-home COVID-19 tests from the federal government. Since the start of the coronavirus pandemic, public health ...

Azides are chemical compounds widely used in synthetic organic chemistry, pharmaceutical sciences, and materials chemistry. However, conventional synthesis methods for azide compounds have severe ...

Sodium azide is a white powder that explodes when it hits metal. When it hits water, it turns into an acid that can eat through your skin. When it’s inhaled, it shreds your lungs. But for a long time, ...