![Light micrograph of a field of human sperm with a blue background](https://media.springernature.com/w735h400/nature-cms/uploads/cms/pages/2913/top_item_image/2024-06-05_NEWS_Sperm-diet_THUMB-fc7de89fca4c3288e1584a7d31ea0344.jpg)
A dad’s diet affects his sperm — and his sons’ health
Mouse fathers who ate high-fat foods and human fathers with high body-mass index have male offspring with metabolic disorders.
Mouse fathers who ate high-fat foods and human fathers with high body-mass index have male offspring with metabolic disorders.
Researchers can work long and hard for a permanent academic position, only for their hopes to be dashed. Nature sought advice from three scientists who have experienced the same disappointment.
It has long been known that ice starts melting at temperatures far below its nominal freezing point, but why or how has remained enigmatic. An innovation in atomic force microscopy provides insights into how this process begins in the most abundant form of ice on Earth.