Staff Writer

Elena Castellanos Page 1,481

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

Everything You Need to Know About Oxygen Chemistry
What Experts Say About Emergency Rooms Healthcare
Ten Things to Know About CT Scans Tests
How Prenatal Vitamins and the Placenta Are Linked Pregnancy
Surprising Facts About Gum Disease Dental
Surprising Facts About Oak Trees Trees & Shrubs
Everything You Need to Know About Kitchen Burns Safety
How Telehealth and Annual Checkups Are Linked Healthcare
How Freckles and Dry Skin Are Linked Skin & Hair
A Beginner’s Guide to Plant Cells Botany
What’s Really Going On With Urine Tests?Tests
Ten Things to Know About Dental Fillings Dental
Crows vs. Eagles: Key Differences Birds
Ten Things to Know About Momentum Physics
How Scientists Study Allergy Tests Tests
Common Myths About the Sun Earth & Space
Surprising Facts About Heat Physics
Antibodies vs. Fevers: Key Differences Immunity
Everything You Need to Know About Cats Pets & Farm
Common Myths About Ants Bugs
Aphids: What to Know Gardening
Common Myths About Hospital Stays Healthcare
Common Myths About Pollen Botany
When to See a Doctor About Hangovers Substances
Where Hummingbirds Live and How They Adapt Birds
Common Problems With Cacti and How to Fix Them Botany
What’s Really Going On With Heat Waves?Environment
Posture vs. Back Pain: Key Differences Bones & Muscles
What Experts Say About Animal Migration Zoology
Watering and Light Needs of Seed Starting Gardening