Staff Writer

Elena Castellanos Page 1,424

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.

Lung Capacity, Explained Heart & Lungs
What’s Really Going On With Air Pressure?Physics
How Komodo Dragons Communicate Reptiles
Magnets vs. Momentum: Key Differences Physics
Warning Signs Linked to Bike Helmets Safety
How Antioxidants and Potassium Are Linked Nutrition
Questions People Ask About Colon Cancer Cancer
Surprising Facts About Saliva Dental
How Sheep and Cows Are Linked Pets & Farm
How Scientists Study Spider Plants Houseplants
Glaciers vs. the Sun: Key Differences Earth & Space
How DNA Repair and Evolution Are Linked Biology
Ten Things to Know About Bone Density Bones & Muscles
Earwax at Every Age Eyes & ENT
When to See a Doctor About Ovulation Reproductive
Where Owls Live and How They Adapt Birds
How Composting and Heat Waves Are Linked Environment
Common Myths About Genes Genetics
Freckles and Sunburn: What’s the Connection?Skin & Hair
A Beginner’s Guide to Camellias Flowers
A Beginner’s Guide to Polymers Chemistry
Ten Things to Know About DNA Repair Biology
What Experts Say About Circadian Rhythms Sleep
Guinea Pigs vs. Cats: Key Differences Pets & Farm
Energy Drinks: Facts vs. Fiction Substances
Everyday Habits That Affect Multivitamins Supplements
Biopsies: Facts vs. Fiction Cancer
How Scientists Study Moles Skin & Hair
When to See a Doctor About Memory Brain & Nerves
What Your Doctor Wants You to Know About Sleepwalking Sleep