Some animals are warm-blooded, while others are cold-blooded. What sets them apart, and what advantages does each kind have over the other?
A big round fish that some have likened to a swimming flat beach ball has just been identified as the first known fully warm-blooded fish.
These days, blood transfusion is one of the most common medical procedures performed in U.S. hospitals. It's a procedure we've all but perfected, but it wasn't always that way.
Catch up on what you missed this week in Sci/Tech news! Continue reading →
Being a blue blood in the Antarctic turns out to be a very good thing, especially if you're an octopus. Continue reading →
Sheep can reduce water loss by using a heat exchange system in their brain to cool down their blood.
Why on Earth does the body sometimes decide to start gushing blood out of its nose -- when no one has even punched it? It's a problem for more people than you might imagine, and Julia explains what things can bring on a dreaded nosebleed.
Runners may benefit from the power of placebos -- even after they know they've been duped.
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