Staff Writer

Elena Castellanos Page 1,337

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.

What’s Really Going On With Tumors?Cancer
Everything You Need to Know About Fireflies Bugs
Ten Things to Know About Push-ups Fitness
Melatonin, Explained Hormones
Warning Signs Linked to Biopsies Cancer
The Hidden Side of Insomnia Sleep
ECGs, Explained Tests
The Science Behind the Pituitary Gland Hormones
What Your Doctor Wants You to Know About Palpitations Heart & Lungs
New Research on Venom Zoology
What’s Really Going On With Eye Color?Genetics
The Science Behind Crystals Chemistry
The Cell Membrane and Evolution: What’s the Connection?Biology
New Research on Sore Throats Eyes & ENT
Where Starfish Live and How They Adapt Aquatic
Surprising Facts About Chlorophyll Botany
Electricity and Energy: What’s the Connection?Physics
Ten Things to Know About Hydration Gut & Kidney
Vertigo vs. the Tonsils: Key Differences Eyes & ENT
What’s Really Going On With Acne?Skin & Hair
How Plant Cells and Flowering Are Linked Botany
How Boxwoods and Magnolias Are Linked Trees & Shrubs
Questions People Ask About the Umbilical Cord Pregnancy
Ferns: What to Know Botany
Warning Signs Linked to Withdrawal Substances
How Scientists Study Protein Nutrition
Prescriptions: What to Know Healthcare
A Beginner’s Guide to Testosterone Hormones
Everyday Habits That Affect Gum Disease Dental
Stem Cells: What to Know Biology