Lab-boosted olfactory receptor reveals new insights about how our sense of smell works

Humans have about 400 odorant receptors (ORs), but scientists have had trouble finding ligands that match up with most of ...

Breathing with face mask does not alter oxygen level; virus can last 9 hours on skin

The following is a roundup of some of the latest scientific studies on the novel coronavirus and efforts to find treatments and vaccines for COVID-19, the illness caused by the virus.