The variant first found in Brazil can evade some immunity from previous COVID-19 infections, making reinfections a possibility.
An ancient viral outbreak may have left a genetic mark in East Asians that possibly influences their responses to the virus that causes COVID-19.
A newly discovered pterosaur that lived during the Jurassic Period could have used its flexible digits to climb trees like a monkey.
In a new book, a paleoanthropologist argues that walking upright has had profound effects on human anatomy and behavior.
Black and Hispanic professionals remain underrepresented in STEM, while women’s representation varies widely by STEM field, according to a new report.
Scientists believed we evolved to respond to alarming screams faster than non-alarming ones, but experiments show our brains may be wired differently.
The COVID-19 vaccine’s pause is out of abundance of caution, experts say. The potentially deadly clots appear to be “extremely rare.”
How does wildfire smoke move bacteria and fungi — and what harm might they do to people when they get there?
From entanglements to ingestion, two biologists are documenting the impact of single-use masks and gloves on animals around the world.
Observation and DNA analysis expose identical reef corals as distinct species with unique ecologies, suggesting much greater coral biodiversity.