We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Kimber Streams, Dave Gershgorn, and Haley Perry After a new round of testing, ...
Vitamin B12 supports nerve health, red blood cell and DNA production, and typical brain function, and most adults need about 2.4 micrograms daily. The richest sources of vitamin B12 are animal ...
Covering the outer reaches of space to the tiniest microbes in our bodies, Science Friday is the source for entertaining and educational stories about science, technology, and other cool stuff.