Evidence

“Americans who have been fully vaccinated do not need a booster shot at this time,” the statement said, adding, “We are prepared for booster doses if and when the science demonstrates that they are needed.”The move may make good business…

There's no need for Covid booster doses right now, the dean of Brown University's School of Public Health said Friday, as highly transmissible, new variants test the protections of the available vaccines."Let me tell you where we are: the…

Influential conservative voices have promoted an unsubstantiated theory based on a misinterpretation of the legal terminology that the FBI organized the Siege of the Capitol on January 6th.Fox News host Tucker Carlson, citing the work of…

Dementia expert Dr. Jason Karlawish told CNBC he was skeptical about the Food and Drug Administration's approval of Biogen's Alzheimer's drug Aduhelm."Another study is needed to see if this drug is actually effective. Unfortunately, the…

He and other officials spoke on the condition of anonymity because they were not authorized to speak publicly about the classified findings in the report.Russia has been investing heavily in hypersonics, believing the technology offers it…

As scientists find more animal coronaviruses, they can recognize more and more pieces of SARS-CoV-2 spread out among them. Researchers have also been able to reconstruct some of the evolutionary steps by which SARS-CoV-2 evolved into a…

Dr. Scott Gottlieb told CNBC on Monday that three researchers from the lab were seeking hospital care with a Covid-like disease in November 2019."People a year ago who said this was likely from nature, it's really unlikely it was from a…

Theranos founder Elizabeth Holmes leaves the Robert F. Peckham Federal Building with her defense team in downtown San Jose, Calif., on Tuesday, May 4, 2021.MediaNews Group/The Mercury News via Getty Images | MediaNews Group | Getty…

Here’s what you need to know:Shoppers in the Bronx this month. Government assistance has enabled more consumer spending, contributing to recent gains in the labor market.Credit...Karsten Moran for The New York TimesNew claims for…

One of the many big questions scientists are trying to unravel is whether people who receive Covid-19 while pregnant pass natural immunity to their newborns.Recent studies have indicated that this could be the case. New findings published…