PRM-DNA aggregates dynamics under HS-AFM. The scanning area, 100 nm × 100 nm, was taken with 100 × 100 pixels at 300 millisec per frame (scale bar: 20 nm). Credit: Nucleic Acids Research (2025 ...

A 26-year-old American man has become the world’s first to receive a sperm-making stem cell transplant in a groundbreaking experiment aimed at reversing infertility. Jaiwen Hsu suffered from ...

Monash researchers have discovered that swimming sperm create swirling fluid vortices – shaped like rolling corkscrews – giving them an extra boost in the race to the egg. Published in Cell Reports ...

Have you ever wondered if semen and sperm are the same thing? It’s one of those questions many people hesitate to ask, often because it feels too awkward or 'basic' to bring up. But when you ...

‘I have a deficit at my grocery store’: Senator Rand Paul mocks Trump’s odd view of trade Over 175 years ago, this US town was left behind in Canada. Here’s what it’s like to live there ...

A MAN has received the world's first sperm-making stem cell transplant in a groundbreaking experiment to reverse infertility. Jaiwen Hsu, 26, has azoospermia, a condition where no sperm is present ...

A man in his early 20s has received the world's first sperm-making stem cell transplant in a new procedure that could be groundbreaking for infertility treatment. Until now, the procedure had ...

Monash researchers have discovered that swimming sperm create swirling fluid vortices—shaped like rolling corkscrews—giving them an extra boost in the race to the egg. The study, published in ...

A study from University of Michigan researchers has uncovered the mechanism behind the arms race for mouse X and Y bearing sperm to fertilize an egg, analogous to space races to reach the moon. “The X ...

A man in his early 20s received a transplant of his own sperm-producing stem cells, which had been frozen since his childhood, in an attempt to regain fertility. Doctors are waiting to see if the ...