New research finds that the appearance of the HbS mutation, which protects against malaria but leads to sickle cell disease when present in two copies, was more common in sperm samples from men in Ghana, where malaria risk is high, than Europeans.
In a trio of studies, researchers report capturing and analyzing airborne environmental DNA from a wide variety of plants and animals, suggesting a new way of monitoring which terrestrial species are present in an area.
A device smaller than two stacked decks of cards can reliably detect and discriminate between SARS-CoV-2 variants in spit in less than an hour with results that glow.
Countries outside the US and Europe that are already used to long wait times for laboratory supplies are facing greater research disruptions than ever during the pandemic.