U.S. schools with mask requirements saw fewer outbreaks, the C.D.C. ...
Arizona schools that did not require masks had 3.5 times as many outbreaks as schools that mandated them. […]
Daily Archives: September 24, 2021
Covid Vaccine Pioneers and Others Win 2021 Lasker Awards in ...
The prizes are given annually, and many winners often go on to be awarded the Nobel Prize. Published: […]
The C.D.C. chief overruled her own agency’s panel and recommended ...
In a highly unusual decision, the C.D.C. director, Rochelle Walensky, reversed a move by agency advisers to endorse […]
Sunny for today in #Pully, #Switzerland!
Good morning This is the #weather forecast for #today: With a high of 22°C and a low of […]
Perseid Outburst at Westmeath Lookout
This year an outburst of Perseid meteors surprised skywatchers. The reliable meteor shower’s peak was predicted for the […]
Ancient Footprints Push Back Date of Human Arrival in the ...
Human footprints found in New Mexico are about 23,000 years old, a study reported, suggesting that people may […]
Federal Panel Recommends Booster Shots, Opening New Campaign Against the ...
Scientific advisers to the C.D.C. endorsed additional doses of the Pfizer-BioNTech vaccine for older Americans but not for […]