A genetic anomaly linked to infertility was a puzzle. Scientists solved it.

When couples have trouble conceiving a baby or lose a pregnancy, they often undergo routine tests, which can turn up a shock: ...
Science Daily

This tiny butterfly has the most chromosomes of any animal on Earth

Scientists have confirmed that the Atlas blue butterfly carries the most chromosomes of any animal, with 229 pairs. Unlike ...

Skin DNA breakthrough could let 60-year-old women have genetically related kids

Researchers developed an experimental method to convert skin cells into eggs, potentially allowing older women and same-sex ...

This Mysterious Creature Has the Most Chromosomes on Earth

The Atlas blue butterfly, with a record-breaking 229 pairs of chromosomes, is helping scientists unravel mysteries of ...

Scientists use human skin cells to create functional eggs, opening a door to new infertility treatments

Scientists have developed functional eggs from ordinary human skin cells, a proof of concept that could open up new ways to treat infertility.

Women really do live longer than men. Here’s why.

Across mammal species, from baboons and gorillas up to humans, females usually live longer than the males do. However, this ...

Researchers turn human skin cells into eggs -- but not yet usable ones

Oregon scientists used human skin cells to create fertilizable eggs, a step in the quest to develop lab-grown eggs or sperm to one day help people conceive ...