Science writer Carl Zimmer on the history of heredity and how current research is shaping its future. Skip to main content. WBUR. 90.0 WBUR - Boston's NPR News Station. ... it's not that simple.

How were hereditary traits understood before genetics emerged as a field? Insights from science, medicine and agriculture shaped thinking in this area, setting the scene for the crucial advances ...

Excessive screen exposure, underlying health issues, heredity or poor diet—all these factors can gradually affect vision and worsen eye health. While most people rely on eye drops, medications and ...

Read on to learn what you need to know about the heredity of having twins. What Causes Twins? There are two basic types of twins — fraternal (or dizygotic) and identical (or monozygotic) twins.