Staff Writer

Elena Castellanos Page 644

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.

A Beginner’s Guide to Baby Teeth Kids
Cancer Screening vs. Leukemia: Key Differences Cancer
Braces at Every Age Dental
Warning Signs Linked to Heart Murmurs Heart & Lungs
How Bats and Dolphins Are Linked Mammals
How Scientists Study Zinnias Flowers
Common Myths About Collagen Powder Supplements
What’s Really Going On With the Gallbladder?Gut & Kidney
Ten Things to Know About Bees Bugs
Everyday Habits That Affect Alcohol Substances
Late-night Caffeine: Facts vs. Fiction Sleep
New Research on Angioplasty Procedures
Ear Infections: What to Know Kids
Surprising Facts About Morning Sickness Pregnancy
Sore Throats at Every Age Eyes & ENT
Viruses: Facts vs. Fiction Biology
Keto Diets and Portion Sizes: What’s the Connection?Diet & Weight
Warning Signs Linked to Allergies Immunity
Common Myths About Hair Loss Skin & Hair
How Wolves Communicate Mammals
Common Problems With Lawn Fertilizer and How to Fix Them Lawn
Oak Trees vs. Birch Trees: Key Differences Trees & Shrubs
Zinc vs. Protein Powder: Key Differences Supplements
Cold Therapy vs. Cognitive Behavioral Therapy: Key Differences Therapies
What Experts Say About Energy Physics
How Belly Fat and Weight Loss Plateaus Are Linked Diet & Weight
How Poison Ivy and Sunscreen Are Linked Safety
A Beginner’s Guide to Tonsillectomies Procedures
The Science Behind Aphids Gardening
How Scientists Study Air Pressure Physics