February 2020
Features
Chemistry Takes to the Skies
By Brian Rohrig
The puffy white letters of skywriting look similar to the contrail streaks that you see trailing from airplanes. But a close look at the chemistry reveals what makes them so different.
Featured Video
Chernobyl's Legacy
By Adrian Dingle
The Chernobyl disaster serves as a tragic reminder of the risks of nuclear energy. Examining what went wrong has made nuclear power safer, while other issues are factoring heavily into the industry’s future.
Teacher's Guide
Radioactivity Puzzle
*Available by subscription only
Is Iron the Most Important Element?
By Steven Farmer
Iron plays a crucial role in many aspects of life, whether it’s in living things or the Earth’s crust and core. Find out more about this amazing element, and why you can’t live without it.
*Available by subscription only
Crystal Caves
By Emma Hiolski/Chemical & Engineering News
Natural crystals of mind-blowing proportions have captivated scientists since their discovery in a Mexican cave 20 years ago. Researchers have unlocked the secrets of the crystals’ past, and now work to secure their future.
*Available by subscription only
Departments
Open for Discussion: Can Nuclear Power Save the Planet?
By Michael Tinnesand
Nuclear power is often viewed by many as a dangerous technology that should become a relic of the past. But as the world seeks to reduce CO2 emissions to fight climate change, is it time to ramp up nuclear energy?
Chemistry in Person: The Sweet Life of a Candy Chemist
By Lis Gallegos
When Sarah Houle was a sophomore in high school, her love for food science began with an unlikely food—eggs. Now, she’s a Research & Development Manager at Ghirardelli Chocolate Company.
