Freelance Writer

Nadia Kowalczyk

Nadia Kowalczyk has been writing about science for kids and teens for more than a decade. Nadia has covered everything from deep-sea creatures to rocket launches, and loves stories that start with a strange question. When not reporting, Nadia can be found hiking, baking bread or trying to identify birds by their songs.

When to See a Doctor About Moles
Common Myths About Freckles
Sunburn and Collagen: What’s the Connection?
Sunburn at Every Age
When to See a Doctor About Wrinkles
Questions People Ask About Collagen
New Research on Sunburn
How Scientists Study Brittle Nails
Freckles at Every Age
Ten Things to Know About Collagen
Wrinkles, Explained
Questions People Ask About Dry Skin
When to See a Doctor About Sunburn
What Experts Say About Brittle Nails
How Collagen and Sweat Glands Are Linked
How Dandruff and Wrinkles Are Linked
New Research on Eczema
The Science Behind Eczema
Moles at Every Age
What Experts Say About Dandruff
Ten Things to Know About Hair Loss
Sunburn: Facts vs. Fiction
Sweat Glands and Collagen: What’s the Connection?
How Eczema and Wrinkles Are Linked
The Science Behind Dry Skin
A Beginner’s Guide to Hair Loss
New Research on Hair Loss
Freckles, Explained
Everyday Habits That Affect Sweat Glands
What Your Doctor Wants You to Know About Moles