Floating in near-weightless conditions can be disorienting for even the most experienced astronauts. Male reproductive ...

Former Rep. Matt Gaetz (R-FL) made an eyebrow-raising claim on air with a far-right talk show host: the U.S. government is ...

"This is the first time we have been able to show that gravity is an important factor in sperm’s ability to navigate through ...

Human sperm loses its sense of direction in space, making the prospect of conceiving babies on the Moon or Mars an incredibly ...

Having a baby in space may require a bit more direction, with new Adelaide University research revealing the navigational ...

Project Hail Mary Astrophage explained in detail. Discover the star-eating microbe, its dangers, powers, and role in Ryan ...

The following is an extract from our Lost in Space-Time newsletter. Each month, we dive into fascinating ideas from around the universe. You can sign up for Lost in Space-Time here. Modern physics ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Humans don’t have a defined mating season like deer or wolves. Here’s how evolution rewired ...

Add Yahoo as a preferred source to see more of our stories on Google. (Photo by BRENDAN SMIALOWSKI/AFP via Getty Images) A new genetic study claims alien DNA could be inserted into humans. Dr. Max ...

Is it the invasion of the genome snatchers? Just in case the idea of aliens walking around in human skin suits wasn’t frightening enough. An outlandish study asserts that aliens might have abducted us ...