Harvard researchers say a comet from deep space — not an asteroid from the belt past Mars — was responsible for the mass extinction. Others are skeptical.
The prize committee said Dr. Anthony Fauci, long-time head of the United States' leading infectious diseases research institute, "is the consummate model of leadership and impact in public health."
A study released Tuesday shows for the first time the sophisticated ambushing strategies that wolves in northern Minnesota have developed to hunt beaver. It builds on earlier research countering the traditional notion that wolves only hunt prey by outrunning and outlasting it.
Eight-year-old Leo Shidla of Minneapolis wrote us a letter asking this question: How can All Things Considered consider all things without considering dinosaurs?
The UAE probe arrives at Mars on Tuesday, Feb 9. Its purpose is to both study the weather on Mars as well as inspire the next generation of that country's scientists and engineers.
Scientists are looking at a possible link between the coronavirus mutations in the U.K. and South Africa — and those in a patient in Boston who had living, growing virus in his body for five months.
A new study may help answer answer one of the big open questions about the campaign to suppress the coronavirus outbreak. Researchers from Oxford University say AstraZeneca’s COVID-19 vaccine does more than protect people from falling seriously ill — it also appears to reduce transmission of the virus.
Novavax says its COVID-19 vaccine appears 89 percent effective, based on early findings from a British study. The shot also seems to work against new mutated versions of the virus circulating in that country and South Africa, though not as well.