New research suggests sperm quality may decline with longer abstinence. In A Nutshell Sperm don’t just “sit” in storage. They ...

Current World Health Organization (WHO) guidelines typically recommend two to seven days of abstinence before taking semen ...

From funky smells to crafty colors, orchids have some weird ways of attracting pollinators ...

Researchers used the world’s brightest X-rays to image intact organs in unprecedented detail and created an open access ...

Sandy Caffery, a 95-year-old from Buffalo who served as a data processor in the Navy, prepared to see her brother’s grave in Arlington National Cemetery.