Most biology students have heard the phrase "ontogeny recapitulates phylogeny." Put simply, this means that the stages of development of a fertilized human egg into a newborn baby (ontogeny) can, to some extent, superficially resemble the evolution of humans from primitive single celled microorganisms (phylogeny). Regardless of the scientific validity of that statement, we can […]

Worldwide, population pressures contribute to immediate dangers like food insecurity, natural resource scarcity, inequality, and climate-changing emissions. Yet, the relationship between population and climate change is complex. Although the carbon footprints of most of the world’s population are negligible relative to that of the average American or European, low- and middle-income countries are disproportionately vulnerable […]

Tired and frustrated with abortion bans, denial of access to life-saving care, and insensitive politicians?  Join in the fight against attacks on our rights as people!  Find out more in a 1 hour presentation on working to achieve equality, control, and bodily autonomy, from understanding what novel options are available to challenging State abortion bans.  […]

EHST will celebrate Earth Day with a talk by Chris Kaman, a longtime member and environmentalist.  He will delve into climate change, highlighting current challenges, and various technologies for the future.  He will also make recommendations for what each of us can do. This meeting is a Zoom “hybrid” meeting.  We will meet at our […]

Is the US headed for civil war? Is the Neo-Confederate Movement a serious threat, or just people mostly concerned about the tearing down of historic monuments? Might the US abandon democracy in the 2024 election or in early 2025? Or is the US essentially stable and simply going through a realignment of the political parties […]