There's rarely time to write about every cool science-y story that comes our way. So this year, we're once again running a special Twelve Days of Christmas series of posts, highlighting one science ...

Did you know you have a second brain? Your digestive system is lined with brain cells. This “Second Brain” directs more than digestion. Scientists think it helps control your mood and maybe some of ...

Plastics are not inert: they gradually break into fragments over time, forming micro- and then nanoplastics (i.e., particles ...

Your digestive system starts its job even before you eat your first bite. The digestive system consists of the parts of the body that work together to turn food and liquids into the building blocks ...

Innate lymphoid cells (ILCs) are crucial for protecting against bacterial infection in people with compromised immune systems, report investigators. Their work shows that a network of immune cells ...

Peering into the jungle of microbes that live within us, researchers have stumbled across what seem to be an entire new class of virus-like objects. "It's insane," says University of North Carolina ...

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Live Science is bringing our readers a monthly series on personal health goals. We'll give you tips and tricks for reaching those goals, based on the advice we've gathered from the many health experts ...

The mouth starts the digestion process by breaking food down into a more easily digestible form. It does this through a combination of mechanical and chemical digestion. After people take food in ...

Tens of thousands of years ago, dogs found their evolutionary niche as consumers of human waste. And if you're an animal eating refuse for a living, you better be equipped with a strong digestive ...