Ultrastructure expansion microscopy of murine male germ cells reveals the fine molecular structures of centrioles (shown in the enlarged image). DNA is stained in blue, and the chromosome axis in red.

After 18 years of infertility, a couple could finally have a baby thanks to artificial intelligence. The father had a rare condition that left him with almost no detectable sperm. Then fertility ...

Using a tiny, spherical glass lens sandwiched between two brass plates, the 17th-century Dutch microscopist Antonie van Leeuwenhoek was the first to officially describe red blood cells and sperm cells ...

In this close-up examination, abnormal or "mutant" sperm display surprising shapes and structures that differ from typical ...

The sperm tail moves very rapidly in 3D, not from side-to-side in 2D, as it was believed. Source: Image credited to polymaths-lab[dot]com New state-of-the-art 3D microscope technology combined with ...

An egg cell and a sperm need to hold together tightly in the Fallopian tube in order to fuse, resulting in the creation of a new organism. One key part of this process involves the proteins Juno, on ...

Using a tiny, spherical glass lens sandwiched between two brass plates, the 17th-century Dutch microscopist Antonie van Leeuwenhoek was the first to officially describe red blood cells and sperm cells ...