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 ...

Many pregnancies end before you even realise they began. A fertilised egg may try to implant, send faint hormonal signals, and then stop developing quietly. These very early losses often trace back to ...

The majority of fertilized eggs die and are resorbed into the body. ZEISS Microscopy/Flickr, CC BY-SA As an evolutionary biologist whose career has focused on how embryos develop in a wide variety of ...

The IVF two-week wait often feels slow and uncertain, but many changes are happening inside the body. This blog explains each stage, what is normal, what might be concerning, and how to stay grounded ...

Unlike humans, turtles, lizards and other reptiles – such as crocodiles – do not have sex chromosomes. Their sex is determined based on the environment, which makes them especially vulnerable to ...