When we talk about a biological clock ticking, it usually means the pressure women feel to get pregnant before a certain age. It's linked to the decline in eggs (ova) and fertility as females age.

Scientists at Michigan State University have uncovered the molecular “switch” that powers sperm for their final, high-speed dash toward an egg. By tracking how sperm use glucose as fuel, the team ...

Researchers at Tokyo Metropolitan University have studied how fruit flies tune their development in response to environmental ...

Athletes may not have to observe pre-game abstinence before a big event after all. According to new research, sexual activity before intense exercise doesn't slow down an athlete's performance—in some ...

Yale University announced that a prominent computer science professor will no longer teach classes while the university reviews his conduct. This follows the release of documents showing he emailed ...

The ocean is home to a vast array of different animals, each with its own traits. These include different forms of mating, ...

Cyclophosphamide (CP) is an anticancer drug that induces oxidative stress, leading to gonadal toxicity. This study aimed to evaluate the effectiveness of co-treatment with zinc oxide nanoparticles ...

Researchers from The Universities of Manchester and Birmingham have identified the exact nerve cells in the brain that drive ...

Termite kings and queens live in fortress-like colonies that can last for decades, yet their dynasties rest on a single, highly unusual reproductive partnership. Instead of competing mates and ...

Experts have explained how a woman's uterus can 'taste' bad sperm, with TAS2Rs being present in the fallopian tubes and uterus ...

As well as affecting your health, weight and energy levels, what you eat has consequences for your libido, with diet ...

Across almost every country on Earth, women can expect to live several years longer than men, a gap that has stubbornly ...