Kathiann Kowalski

Freelance Writer

Kathiann Kowalski loves talking with scientists and engineers about their work and why it matters. And she loves getting into the field — whether that’s at a lab, in a research forest, at a drilling site or on a research boat. She has written more than 700 articles, plus 25 books for young people. “There’s always something new happening — and something new to learn,” she says.

 

Kathi graduated from Hofstra University in New York and got her law degree from Harvard Law School in Massachusetts. She previously practiced environmental law with a large firm. Kathi enjoys hiking, sewing, reading and travel.

All Stories by Kathiann Kowalski

  1. Genetics

    Explainer: How PCR works

    The polymerase chain reaction, or PCR, is like a DNA-copying machine. It duplicates genetic material over and over. Here’s how.

  2. Science & Society

    Racism hurts

    Hate crimes and harassment since the 2016 election affirm that racism still exists in America. Here’s what racism is, how it hurts and how people who witness it can respond.

  3. Science & Society

    Five things students can do about racism

    Racism plagues societies around the world and has since ancient times. But scientists who have studied its impacts offer suggestions on how to make it stop.

  4. Tech

    Water sensor quickly detects algal poison

    A new sensor can detect poisons from harmful algae within minutes so that drinking-water plants can start timely treatments.

  5. Climate

    Cool Jobs: Wet and wild weather

    How’s the weather? Forecasts rely on scientists and engineers who collect and interpret data gathered on the ground, in the sky and way up in space.

  6. Science & Society

    How computers get out the vote

    Increasingly computers play a role in voting. Here’s why that concerns scientists, even as they acknowledge that computers may be increasingly essential.

  7. Materials Science

    Nano medicines take aim at big diseases

    Nanomedicines are new treatments and tools that are taking aim at disease from the cellular level. Medicine’s next big thing could be very teeny tiny.

  8. Computing

    ‘Couch potatoes’ tend to be TV-energy hogs

    Many government programs urge people to save electricity by using more efficient TVs. Here’s why these programs should target “couch potatoes.”

  9. Computing

    DNA can now store images, video and other types of data

    Tiny test tubes might one day replace sprawling data-storage centers, thanks to a new way to encode and retrieve information on strands of synthetic DNA.

  10. Health & Medicine

    Cool jobs: Brainy ways to battle obesity

    Scientists from different fields are tapping into connections between food and the brain to help people fight obesity and overcome the urge to overeat.

  11. Tech

    Eggshells help hatch a new idea for packaging

    Why just crack an egg? Make the shell into itty bitty bits and use them to build a more biodegradable plastic. New research shows how.

  12. Tech

    Plastic that mimics insect wings kills bacteria

    A new ‘antibiotic’ plastic uses nanotechnology to mimic the hairs on insect wings. Then ouch! Bacterial cells that land on it end up stabbing themselves to death.