We may finally know why marijuana helps people with chronic gut problems

We may finally know why marijuana helps people with chronic gut problems

As John Mayer tells us (and tells us, and tells us), your body is a wonderland. When it comes to microbial life, this holds especially true for your gut. There, hundreds of residential species eat, breed, and excrete waste. Somehow, your intestines manage to thrive with this zoo inside them—for the most part. In some cases things aren’t so wonderful: your gut starts attacking itself in an autoimmune response that’s bad for microbes and host alike.

Read more at PopSci.com.

New fracking wells are using many times more water than their predecessors

New fracking wells are using many times more water than their predecessors

Even when developing countries receive global aid, teens miss out

Even when developing countries receive global aid, teens miss out