Researchers have created a new 3D model of human embryonic tissue that promises to shed light on critical components of development -- including processes that go awry during pregnancy complications.

Dark energy remains among the greatest puzzles in our understanding of the cosmos. In the standard model of cosmology called the Lambda-CDM, it is accounted for by adding a cosmological constant term ...

Arguably, all of scientific inquiry in modern times begins with some sort of model. A model takes different parameters you are studying and uses them to make some claim about how our world works. It ...