Staff Writer

Elena Castellanos Page 1,483

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.

Ladybugs vs. Bees: Key Differences Bugs
How Scientists Study Pruning Gardening
Running: What to Know Fitness
New Research on Generic Drugs Drugs
What’s Really Going On With Evolution?Biology
How Estrogen and Testosterone Are Linked Hormones
How Scientists Study Hearing Loss Eyes & ENT
The Science Behind Freckles Skin & Hair
Dahlias: Facts vs. Fiction Flowers
Everything You Need to Know About Sound Waves Physics
A Beginner’s Guide to Digestion Gut & Kidney
Everything You Need to Know About Philodendrons Houseplants
What’s Really Going On With Recessive Genes?Genetics
Surprising Facts About Acids Chemistry
Questions People Ask About Appendectomies Procedures
Self-esteem and Mood Swings: What’s the Connection?Mental Health
Bronchitis: What to Know Heart & Lungs
Beetles and Cockroaches: What’s the Connection?Bugs
Common Myths About Whales Mammals
Tumors vs. Cancer Screening: Key Differences Cancer
Everything You Need to Know About Immune Memory Immunity
Questions People Ask About Hearing Loss Eyes & ENT
Goats and Cows: What’s the Connection?Pets & Farm
Surprising Facts About Octopuses Aquatic
Surprising Facts About Gravity Physics
Ten Things to Know About Food Poisoning Safety
A Beginner’s Guide to Panic Attacks Mental Health
Immune Memory at Every Age Immunity
Osteoporosis vs. Muscle Cramps: Key Differences Bones & Muscles
Questions People Ask About Gut Bacteria Gut & Kidney