Betsy Ladyzhets
Betsy Ladyzhets is a freelance science writer and data journalist based in Brooklyn, N.Y.

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All Stories by Betsy Ladyzhets
- Climate
How much does eating meat affect nations’ greenhouse gas emissions?
How much meat eating affects worldwide greenhouse gas emissions comes clear in new country-by-country analyses.
- Health & Medicine
What we learned about COVID-19 safety from a NYC anime convention
November’s Anime NYC convention was not a COVID-19 superspreader event, which means there are lessons to be learned.
- Health & Medicine
An anime convention in November was not an omicron superspreader event
Vaccines, ventilation and other safety measures probably prevented the variant’s spread at Anime NYC, reports suggest.
- Health & Medicine
COVID-19 testing in schools works. So why aren’t more doing it?
School COVID-19 testing programs can keep kids in class and safe, but face challenges ranging from deciding on a testing strategy to parental buy-in.
- Health & Medicine
What science tells us about reducing coronavirus spread from wind instruments
Performers struggled to find evidence that would free them from musical lockdown, so they partnered with researchers to get some answers.
- Health & Medicine
How relocating musicians can reduce COVID-19 risk at concerts
Based on simulations of how air flows across a stage, the Utah Symphony rearranged where its musicians sit and boosted ventilation.
- Health & Medicine
Vaccinating people in developing countries costs far less than doing nothing
Shots for half the adults in those countries will cost $9.3 billion, the Rockefeller Foundation reports. Doing nothing could cost trillions.
- Health & Medicine
The surge in U.S. coronavirus cases shows a shift in who’s getting sick
Younger, unvaccinated people are a rising share of COVID-19 cases, raising concerns anew that lack of vaccine access may hit minority populations hard.
- Health & Medicine
How 5 universities tried to handle COVID-19 on campus
U.S. colleges opened in the fall with a patchwork of control measures to keep COVID-19 at bay.
- Science & Society
These 6 graphs show that Black scientists are underrepresented at every level
In the U.S., Black people are underrepresented in STEM fields, both as students and in the workforce.
- Science & Society
How the U.S. census has measured race over 230 years
As the U.S. census gets under way, a review of historical data shows the difficulties in measuring race