Where would carbon-based life be without carbon? There are 118 known chemical elements, but carbon is the fourth most abundant and perhaps the most important to human life. Everywhere you look, ...

An atom is the smallest unit of an element that retains its chemical properties. It is made of protons, neutrons, and electrons. (Image: M ...

Carbon, the building block of life, is thought to have formed mainly inside the cores of stars. But a new experiment is testing another idea: some of it may have been forged during supernova blasts or ...