With a shiny snout and pink, veiny face, an image shared on X on Oct. 15, 2023, claimed to show a dog embryo after seven days of gestation. At the time of this publication, the post had received more ...

A reverse-image search of the photo using Google Lens (archived here) revealed that the image has been in circulation since at least 2019. Despite the absolutely boopable snoot, Snopes determined this ...

Life begins with a single fertilized cell that gradually transforms into a multicellular organism. This process requires ...

The earliest days after fertilization, once a sperm cell meets an egg, are shrouded in scientific mystery. The process of how a humble single cell becomes an organism fascinates scientists across ...

A recent Nature study evaluates post-implantation development in humans using embryo-like models based on genetically unmodified human naïve embryonic stem cells (ESCs). Study: Complete human day 14 ...