Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Each human is a ...

Structure and ultrastructure -- Mitochondria -- More on mitochondria -- What is a cell membrane? -- The cell nucleus and the nuclear membrane -- Ribosomal hieroglyphics -- Microbodies in mice and men ...

Biocomputers, once considered science fiction, are becoming today’s reality as scientists have edged closer to the creation of living computers powered by human brain cells. The creation ...

Oregon scientists have taken an early step toward creating lab-grown eggs using human skin cells, but the process faces major challenges before it could ever be used to help people have children. In ...

Mary Roach encouraged the use of humor to break down barriers in medical discourse while promoting her new book “Replaceable ...