Human Reproduction is a peer-reviewed scientific journal covering all aspects of human reproduction, including reproductive physiology and pathology, endocrinology, andrology, gonad function, ...

The conservation of genome regulatory elements over long periods of evolution is not limited to vertebrates, as previously thought, but also in echinoderms (invertebrates). This is one of the most ...

"If reproduction is ever to occur beyond Earth, it must do so with a clear commitment to safety, transparency and ethical integrity." When you purchase through links on our site, we may earn an ...

Echinometra lucunter Linnaeus, 1758 is a tropical sea urchin with strong bioerosive potential. Consequently, this species has great ecological importance. The species occurs in high densities along ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Sea urchins have a body that is entirely made up of "head"—with a ...

Quest to create viable human sex cells in lab progressing rapidly, with huge implications for reproduction Scientists are just a few years from creating viable human sex cells in the lab, according to ...

A 500-million-year-old fossil from Morocco, discovered by Natural History Museum scientists, is offering extraordinary new insights into one of evolution's most puzzling transformations: how ...

Starfish are some of the most recognisable animals in the world. But their simple appearance belies an evolutionary mystery - how did these animals evolve such an unusual shape? A new fossil discovery ...

The ability to produce mineralized extracellular matrices has been instrumental for the emergence of diverse animal skeletal structures involved in protection, feeding, locomotion, body support, ...

You might think flowers don’t have much choice about who they mate with, given they are rooted to the ground and can’t move. But when scientists from Nagoya, Japan used powerful microscopes to study ...

Like many other echinoderms (Echinodermata), brittle stars can regrow body parts. Some species also have the ability to reproduce asexually (fissiparity). This means that the animal divides and two ...

For a long time, having children has been a young person’s game. Although ancient records are sparse, researchers estimate that, for most of human history, women most typically conceived their first ...