Christian Kramme grew up in a big family, the youngest of seven kids raised in California’s Santa Clarita Valley. By the time he moved across the country to do a PhD in George Church’s lab at Harvard, ...

From testosterone to FSH and LH, a number of hormones drive male fertility. These chemical messengers regulate sperm production, sex drive, and more. Imbalances have the potential to contribute ...

Recently, scientists have reviewed the existing literature to understand how space travel, space radiation, and microgravity affect human reproductive functions. This review was published in Npj ...

Male hormones regulate bodily functioning. These chemical messengers influence energy, mood, muscle, fat, health, and overall health. Your body makes dozens of hormones. A few common male hormones ...

Brain organoids have come a long way. These mini-brains, at most the size of a pea, are made from stem cells or reprogrammed skin cells and churned inside a bioreactor full of nutrients. With ...

Every day, we are exposed to a wide range of chemicals that can mimic hormones in our bodies. These chemicals, often found in plasticisers, pesticides and industrial waste products, are a growing ...