The Scientist - Home

Director Rochelle Walensky said the agency’s handling of the COVID-19 pandemic fell short and outlined plans to reorganize and strengthen its response to future public health threats.

Neurons in mosquito antennae can express more than one olfactory receptor at a time, a redundancy that likely ensures they don’t lose a potential host’s scent.

The simple act of chewing gum can raise the body’s metabolic rate by as much as 15 percent, a study finds.

Researchers identify what makes certain people more likely to contract leprosy than others.

Immune defense genes in bacteria and archaea can identify viral proteins, a study finds, revealing similarities between the immune systems of prokaryotic and eukaryotic organisms.

Evidence thus far shows that pregnant people infected with SARS-CoV-2 are at higher risk for severe disease and death, as well as complications in their pregnancies.

Threatened and endangered species were among the dead, likely poisoned overnight by a chlorination system used to decontaminate the animals’ tank water.

BA.2.75 is spreading rampantly in India and has so far reached at least 20 other countries, but it doesn’t seem to be outcompeting other Omicron SARS-CoV-2 subvariants.

By combining deep learning and electron microscopy, researchers now have a more detailed understanding of how fear changes the brain.

Analyses suggest the virus has been silently spreading in nearby counties since May.

Experimental evolution study sheds new light on the origin of animal-microbe symbioses and what it takes for bacteria to support their insect hosts.

Ana Teresa Freitas discusses how individual variation in vitamin D synthesis and metabolism influences susceptibility to upper respiratory viruses.