Why would Canada spend $512 million on blood products from the United States when it has perfectly good sources of their own? The short answer is regulation of market forces, but there's more to it than that.

It's another vaccine success story, this time about rotavirus vaccines. Not only do the vaccines prevent the sometimes dangerous dehydration that accompanies this infection, they are also associated with a decreased occurrence of non-febrile seizures in infants and young children.

In Japan, there's a good example of natural not equaling safe. Right now officials are dealing with a butt-kicking marine neurotoxin that you want no part of. Although no one's been harmed, they are warning consumers about dangerous fugu – Japanese for blowfish – that did not have its livers removed before packaging.

Seeking to contain runaway costs with more than a quarter of Kentucky residents on Medicaid, Gov. Matt Bevin is proposing that able-bodied adults be required to work or volunteer in order to receive benefits. His plan, the first of its kind among the 50 states, has attracted considerable criticism. Yet while it has its flaws, there's also a case to be made that it's worth considering.

A recent report on expanding the use of science in suspected homicides details the challenges of determining time of death after a long post-mortem interval. Estimating this interval is essential within forensic science dating back to 1894, when body decay stages and decomposition were first defined.

This award needs to go to a media outlet that has credibility (in some people's eyes, anyway), yet consistently gets the science wrong, likely for ideological reasons. Using those criteria, the Times was the runaway winner. There isn't even a close second.

President Donald Trump completed his first periodic medical examination at Walter Reed National Military Medical Center. His White House physician, Rear Adm. Ronny Jackson, released a statement of his findings and held a protracted press conference. His conclusions discussed here. 

Babies who crawl can double up as your own personal sweeper. That's because they kick up all sorts of microbiomes and dirt from what you thought were your clean carpets and rugs. But worry not, all this gunk will just make them stronger.

The news website took issue with a predictive algorithm, which is used in sentencing criminal defendants, charging that it produced racially-biased results. A recent study suggests that particular narrative is wrong.

If you think that your dishwasher is sterile, you're wrong. In fact, it's not even that clean. New research finds that both bacteria and fungi are growing in there. And even though it's very unlikely that they'll hurt you, it's still pretty gross.