We may cross a tipping point when most men will be sub-fertile,” says one expert. Here are environmental and lifestyle ...

A study in the journal Ecotoxicology and Environmental Safety discovered microplastics have "underlying toxicity mechanisms." They could affect sperm production and development as well as human health ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Bill Sullivan, Indiana University (THE CONVERSATION) Male fertility rates have been ...

A team of researchers has found microplastics in all 40 semen samples they examined from healthy men, highlighting the urgent need to study how these tiny particles could affect human reproduction. In ...

By bringing AI into the lab, researchers hope to expand what’s possible, helping more couples find answers and hope without ...

(CNN) — Scientists have detected microplastics — the tiny and pervasive fragments now found in our seas, drinking water, food and, increasingly, living tissue — in human semen and follicular fluid, ...

Researchers have uncovered the secret of human sperm propulsion through dense fluids, revealing an unconventional motion that appears to defy Newton's third law. In their study, the team analyzed both ...

Katsuhiko Hayashi pulls a clear plastic dish from an incubator and slides it under a microscope. "You really want to see the actual cells, right?" Hayashi asks as he motions toward the microscope.

Are human sperm counts crashing? Despite numerous careful analyses indicating falling numbers, opposing reports still appear occasionally and doubts persist. Accumulated evidence has revealed that the ...