
By BY APOORVA MANDAVILLI from NYT Health https://ift.tt/3AG3n5M


Dolphins do it underwater and bats tap into this in darkness to find their way. Some people who are blind already use it and scientists say it is only a matter of time before more people learn how.
Findings are based on an analysis of global temperature and death data from 2000 to 2019. During that time, global temperatures rose by 0.26 degrees Celsius per decade.
A simpler version of a test for the hepatitis C virus (HCV) may open testing to people in areas where medical care is limited.