Place matters in analyzing students’ performance, Washington University research finds

Where a child lives makes a difference in how demographics and other factors influence algebra performance, and policies should take into account local variation, research from Washington University in St. Louis suggests. Here, a map illustrates the relationship between the percentage of students eligible for free or reduced-price lunches and Algebra I scores in Missouri school districts.

Researchers track snakes to study populations, behavior

Timber rattlesnakes like this one are turning up in subdivision yards and brush thanks to developers who are invading the snakes’ turf.A researcher for Washington University in St. Louis, colleagues at the Saint Louis Zoo and Saint Louis University are tracking timber rattlesnakes in west St. Louis County and neighboring Jefferson County. They are investigating how developing subdivisions invade the snakes’ turf and affect the reptiles.