Alla Katsnelson

Alla Katsnelson is a science journalist based in Northampton, Massachusetts.

vexedart / Alamy

The Animal Kingdom Is Full of Genetic Screwballs

All sorts of creatures jettison parts of their own DNA, and scientists have no idea why.
- Alla Katsnelson and Knowable Magazine
- October 24, 2021
Ciro De Luca / Reuters

A Twist in the 2,000-Year-Old Mystery of Herculaneum

Scientists have long thought that the 340 victims of Mount Vesuvius died instantly. But a new analysis suggests they suffered a slower demise.
- Alla Katsnelson and Sapiens
- January 26, 2020