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Evidence is mounting that rare loss-of-function variants in the TLR7 gene predispose men with no medical history to severe forms of COVID-19.

Changes in diet associated with domestication may have shaped the composition of microbes found in the guts of animals.

A new system for classifying climates emerges from modeling the environmental conditions that 26,000 species of tetrapods experience in their home range.

Analysing the characteristics of the SARS-CoV-2 virus makes it possible to estimate the length of quarantine that reduces the impact on society and the economy, while minimising infections.

An approach called deep mutational scanning is improving our understanding of amyloid beta aggregation.

Comparing the genes expressed at the maternal-fetal interface in different species helps to pinpoint those that contribute to a healthy pregnancy by regulating the activity of the immune system.

Ancient fossils give clues as to when features of modern tetrapod bones emerged.

More informed discussions between physicians and older adults about the consequences of an initial osteoporotic fracture could encourage more patients to consider treatments that protect against future fracture.

A citizen science approach to research has shown that the improvements in mood and cognition associated with psychedelic microdosing are likely due to a placebo effect.

Making choices about food affects the metabolism and lifespan of fruit flies.