Health & Medicine
Warning! Junk foods can harm a teen’s brain
The adolescent brain has a hard time resisting junk food. But high-fat, high-sugar diets can interfere with learning and pose risks to mental health.
Word of the Week
Health & Medicine
Scientists Say: Puberty
Puberty is a time when hormones surge and people develop the ability to have children. But it’s so much more than that.
Explainers
Computing
Explainer: What is an algorithm?
These step-by-step instructions underlie social media, internet searches and other computer-based activities. But what are they exactly? We explain.
Analyze This!
Animals
Analyze This: Ropes restore a gibbon highway through a rainforest
When endangered Hainan gibbons started making risky leaps across an area mowed down by a landslide, researchers provided them a rope bridge.
What's Hot
Secrets to Better Learning
Watch This
How physics lets a toy boat float upside down
Buoyancy’s upward force keeps objects afloat even in unusual conditions.
