The technology behind shades has changed over the centuries. From Inuit snow goggles to aviators to polarized sunglasses.

Surgery was rare and risky in the medieval period. Though medical options were limited, trans people were able to take ...

The Little Ice Age (LIA) was a period of cooling that occurred from approximately the 14th to the mid-19th century, during ...

The Chronicle of the Morea is the history of 14th-century Greece, specifically the Peloponnese -- once called the Morea.

At a cathedral in York, England, expert stonemasons are combining cutting-edge technology with ancient technique to bring ...

Cramps aren’t always a sign of menstruation. Many people develop cramps when they don’t have their period. There are various causes of cramps with no period. Issues related to pregnancy are often to ...

Although many methods allow for period-like bleeding, it isn’t necessary. In some cases, bleeding may slow or stop entirely. True menstruation occurs after ovulation when the ovary releases an ...

Implantation bleeding is rust-colored, light spotting. By comparison, your period is a steady, light to heavy flow of bright to dark red blood. Implantation bleeding occurs when you’re pregnant, while ...

St Dwynwen’s Day, or Dydd Santes Dwynwen, could be described as Wales’s answer to the more commercialised Valentine’s Day. The legendary life of St Dwynwen, however, is not exactly a typical tale of ...

It’s more important than ever to control who has access to personal data related to your reproductive health. Here's how to track your menstrual cycle without leaving an online trail. I review ...

So up until recently, I used a few apps actually designed to function as a period tracker. The main thing you want and hope for is it to start to estimate the length of your cycle and alert you to ...