Staff Writer

Elena Castellanos Page 1,295

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.

How Sperm Health and Hormonal Birth Control Are Linked Reproductive
Pregnancy Cravings at Every Age Pregnancy
How Bronchitis and Heart Murmurs Are Linked Heart & Lungs
A Beginner’s Guide to Chameleons Reptiles
Seasonal Tips for Mulch Gardening
Hollies: Facts vs. Fiction Trees & Shrubs
What’s Really Going On With Sciatica?Brain & Nerves
Turtles and Alligators: What’s the Connection?Reptiles
Ten Things to Know About Electricity Physics
Warning Signs Linked to Endurance Fitness
Turmeric vs. Fish Oil: Key Differences Supplements
A Beginner’s Guide to Dragonflies Bugs
The Science Behind Metabolism Biology
Jet Lag vs. Naps: Key Differences Sleep
Animal Senses vs. Animal Lifespans: Key Differences Zoology
Ten Things to Know About Pigs Pets & Farm
Cheetahs vs. Whales: Key Differences Mammals
Common Problems With Dandelions and How to Fix Them Lawn
What’s Really Going On With Light?Physics
When to See a Doctor About Poison Ivy Safety
Ambulance Rides vs. Annual Checkups: Key Differences Healthcare
Physical Therapy and Heat Therapy: What’s the Connection?Therapies
How Swollen Lymph Nodes and the Common Cold Are Linked Immunity
Surprising Facts About Garden Soil Gardening
The Hidden Side of Drought Environment
How Scientists Study Heat Therapy Therapies
Bike Helmets vs. Frostbite: Key Differences Safety
Swollen Lymph Nodes, Explained Immunity
Questions People Ask About Pigeons Birds
Leaves vs. Phototropism: Key Differences Botany