Immunity against the coronavirus is waning, but additional doses of the same or different COVID-19 vaccines could help protect vulnerable people.
School COVID-19 testing programs can keep kids in class and safe, but face challenges ranging from deciding on a testing strategy to parental buy-in.
Once described as a disease, nostalgia’s reputation is much improved. Researchers hope to develop mental health therapies that trigger these memories.
Burned seeds at an archaeological site in Utah hint at tobacco’s popularity long before it was domesticated.
People in Siberia were exchanging canines and probably other goods as early as 7,000 years ago with cultures as far off as Europe and the Near East.
By pretending to be Neandertals, researchers show that the ancient hominids likely had the skills to easily hunt crowlike birds called choughs.
COVID-19, social justice movements and the realities of climate change have given our Scientists to Watch new perspective.
Carbon dating and other techniques answer essential questions about human history, our planet and the solar system.
An experimental device interrupts brain activity linked to a woman’s low mood. The technology, she said, has changed her lens on life.