Human blood already comes in a bewildering variety of types, but researchers have now identified a new one so rare that only ...

Minnesota Department of Health (MDH) is investigating the rare death of a Minnesotan from human rabies after being exposed to an infected bat this July. The diagnosis of rabies was confirmed on Sept.

You might have tangled hair, but chances are your hair isn't literally uncombable! And in the pantheon of rare physical ...

If you're ready for a summer romance, you're not alone in the mammal kingdom. In fact, even your aquatic brethren are getting a little hot and heavy beneath the waves. A recent study published in the ...