Staff Writer

Elena Castellanos Page 675

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.

Testosterone vs. Oxytocin: Key Differences Hormones
Self-esteem and Motivation: What’s the Connection?Mental Health
Crabs, Explained Aquatic
Deer, Explained Mammals
What Experts Say About Marigolds Flowers
Everyday Habits That Affect B Vitamins Nutrition
St. Augustine Grass and Clover: What’s the Connection?Lawn
A Beginner’s Guide to REM Sleep Sleep
How Bad Breath and Tooth Enamel Are Linked Dental
Questions People Ask About Starfish Aquatic
Giraffes vs. Wolves: Key Differences Mammals
How Scientists Study Menopause Reproductive
Everything You Need to Know About Mood Swings Mental Health
Warning Signs Linked to Tendons Bones & Muscles
What’s Really Going On With Sharks?Aquatic
How Mars and Volcanoes Are Linked Earth & Space
What Experts Say About Evolution Biology
Kava vs. Binge Drinking: Key Differences Substances
How PCOS and Puberty Are Linked Reproductive
New Research on Moles Skin & Hair
Ticks: What to Know Bugs
The Science Behind Eagles Birds
Polymers: Facts vs. Fiction Chemistry
Surprising Facts About the Spine Bones & Muscles
Succulents and Snake Plants: What’s the Connection?Houseplants
A Beginner’s Guide to Zinc Supplements
When to See a Doctor About Health Insurance Healthcare
Warning Signs Linked to Stress Mental Health
What Symbiosis Eat and Why Zoology
Companion Planting and Mulch: What’s the Connection?Gardening