Pregnancy Timeline Trends

Live demo: pregnancy.herdagdelen.com This is a project that has been on my mind for 14 years, ever since we were expecting our first child in 2012. The idea is to create an interactive tool that allows us to explore what topics expecting parents discuss over the course of a pregnancy. I wanted to see how the emotions, concerns, information needs, and experiences of expecting parents evolve from conception to birth and into the early months of parenthood. The underlying data comes from public pregnancy discussion forums where posts are organized by gestational week. ...

January 6, 2026 · Amaç Herdağdelen

The effect of zodiac signs on LLM response diversity

“As a Virgo, my analytical nature compels me to seek empirical evidence rather than celestial correlations.” — Claude Sonnet 4, when prompted “as a Virgo” Large language models tend to collapse into a narrow set of predictable outputs when prompted multiple times with the same question – a phenomenon known as mode collapse. This matters for applications like brainstorming and creative writing where we want to sample a range of possibilities. ...

December 5, 2025 · Amaç Herdağdelen