Health

COVID-19 herd immunity unlikely in 2021 despite vaccines
Health

COVID-19 herd immunity unlikely in 2021 despite vaccines

January 11, 2021

In recent weeks, Britain, the U.S., France, Canada, Germany, Israel, the Netherlands and others have begun vaccinating millions of their citizens against the coronavirus.Jerry McBride/Durango Herald file At a media…

Why are some scientists turning away from brain scans?
Health

Why are some scientists turning away from brain scans?

December 7, 2020

A functional magnetic resonance imaging scan on a computer screen at an Emory University lab in Atlanta. Using large magnets, the scans detect where oxygenated blood flows, allowing scientists to…