For years, a mysterious fossil specimen defied categorization, until one paleontologist made a surprising discovery.

A remarkable fossilized larva has been discovered by scientists with its brain and guts still intact. The fossilized creature ...

Of all the things that could have happened to me, and I slip on slimy, clear fish guts,” she told The Post Friday.

Stem-cell derived organoids provide the perfect mixture of cells to rebuild damaged intestines.