Structure of tears influenced by what makes us cry

Photographs of 100 tears, taken through a microscope, reveal the different images they create when we cry from sadness, pain or joy

Teary-Eyed Evolution: Crying Serves A Purpose : NPR

Why Lizzo, Dua Lipa and others are 'crying on IG live' - Los Angeles Times

This Is Why Your Eyes Get Puffy When You Cry, Latest Science News and Articles

61 Powerful Songs That Make You Cry - Happier Human

The Microscopic Structures of Dried Human Tears, Science

Teary-Eyed Evolution: Crying Serves A Purpose : NPR

Do Different Types of Tears Look Different Under a Microscope?

Chemical Composition of a Teardrop

Trail of Tears - Wikipedia

The Intrinsic Art of Crying. Gems in STEM: The Microscopic Structure…, by Apoorva Panidapu, Geek Culture

Why it's so hard to ignore a baby's cry, according to science