A version of this article originally appeared on Science Friday
Dogs can smell silent, deadly cancers before a blood test can
Can doctors learn to detect the volatile compounds that dogs pick up?
Ancient dog bones tell us what was on the menu for both dogs and humans
What dogs ate can reveal clues about 12,000 year old lifestyles
How dogs are helping us understand human allergies
If your dog has allergies, chances are you do too. Thanks, microbes
Should you let your dog lick your face?
Dogs stick their noses in everything, but many people believe their saliva is beneficial
Ancient dog DNA reveals how humans first settled New Zealand
Dogs have been road-tripping with us for at least 10,000 years
What can ancient dog poop reveal about an ecosystem?
The poo fossils of a long-extinct species are teaching scientists about nature's past – and possible future
How inbred dogs help us learn about human diseases
Dogs are helping scientists figure out why our copper storage systems can go haywire
Do dogs really, truly understand what we tell them?
Scientists trained some pups to endure MRIs to help find out
Like dogs? They're genetically modified organisms (from a certain point of view)
Humanity's best friend, like crops and livestock, are the product of centuries of manipulation