
McKenzie Prillaman is a science and health journalist based in Washington, DC, who interned at Science News in spring 2023. She holds a degree in neuroscience from the University of Virginia and studied adolescent nicotine dependence at the National Institute on Drug Abuse. After figuring out she’d rather explain scientific research than conduct it, she worked at the American Association for the Advancement of Science and then earned a master’s degree in science communication from the University of California, Santa Cruz. Her work has appeared in Nature, Scientific American, The Cancer Letter and The Mercury News, among other publications.

All Stories by McKenzie Prillaman
- Brain
Having sparse links in the hippocampus may maximize memory storage
Tissue from the memory centers of people’s brains reveal relatively few links among nerve cells in the hippocampus. But they carried strong, reliable signals.
- Health & Medicine
This spice could be the basis of a smart, infection-fighting bandage
Infused with yellow turmeric, the bandage turns red to highlight the pH of an infection. A teen showed that at the 2024 Regeneron ISEF competition.
- Computing
Teen’s battle simulator could help Ukraine’s troops fend off attacks
At the 2024 Regeneron ISEF, Volodymyr Borysenko showcased software he created to help Ukraine defend itself in ground attacks by Russia.
- Plants
Gene editing may help rice better withstand climate change
Three genes may limit the ability of rice to handle dry or salty conditions. A Regeneron ISEF finalist shows that CRISPR could target and change them.
- Physics
Aerodynamics involved in shooting hoops can make vehicles greener
Some ships host tall spinning cylinders that act like sails. Roughing the cylinders’ surface will greatly boost fuel efficiency, teen scientists find.
- Tech
Bioelectronics research wins top award at 2024 Regeneron ISEF
Three grand-award winners each took home at least $50,000. Hundreds more teens shared more than $9 million in prizes at the international competition.
- Brain
Herbal medicine could help recovery after concussion
A finalist at Regeneron ISEF found that a plant native to China could supplement a common pain reliever that comes with unwanted side effects.
- Tech
New tech 3-D prints ouchless COVID-19 vaccine patches
A new compact 3-D printer can produce COVID-19 vaccine patches. These are less painful than the jab and can be stored more easily than liquid vaccines.
- Earth
Canada’s Crawford Lake seems to mark when the Anthropocene began
Mud at the bottom of this lake holds a record showing how humanity has been changing our planet. But the Anthropocene isn’t an official new epoch yet.
- Oceans
How would a mermaid sound underwater?
Human ears don’t work well in the water. A mermaid would need marine creature features to talk to and understand her aquatic friends.
- Animals
Bottlenose dolphin moms baby talk when their calves are near
Around their babies, bottlenose dolphin moms whistle with higher pitches. It’s similar to human parents speaking in baby talk.
- Health & Medicine
Swollen chambers in astronauts’ brains may take 3 years to recover
How long astronauts spend in space and the time since their last mission affects how much fluid-filled chambers in their brains expand while in space.