February 2021
Features
USGS
Volcanoes: Terror From Below
By Brian Rohrig
Volcanoes are a spectacular and terrifying example of nature’s might. But what we know about them can help us predict their eruptions—and save lives.
Frepik
Is Cold Brew Really Different From Iced Coffee?
By Wynne Parry
With all the coffee options available, and more and more teens drinking the caffeinated beverage to help them perk up, we delve into what makes cold brew coffee different from its iced counterpart.
Coffee GC-MS Puzzle
*Available by subscription only
Frepik
How Safe are Hair Dyes?
By Melody M. Bomgardner
Changing hair color has become a popular way for people to express themselves. Research, however, suggests that doing it too often is sometimes related to health problems down the line.
*Available by subscription only
Frepik
To Mars and Back Again
By Max G. Levy
Sending astronauts to Mars has long felt like an outlandish dream—in part because we didn’t know how they would get back home. A new experiment on the Red Planet could change that.
*Available by subscription only
Featured Video
Departments
Shutterstock
Open for Discussion: Deciding What's Right
By Michael Tinnesand
Science isn't just about clear-cut facts and figiures. Someimes, it calls for deciding right and wrong.
Sierra-Sastre
Chemist by Training, Explorer by Heart
By Max G. Levy
After graduating from the University of Puerto Rico, Yajaira Sierra-Sastree started on a path to connect her studies with the real world in as many new ways as possible. She has used her degree to teach high school chemistry; earn a PhD making nanomaterials for space experiments; help create new types of textiles and batteries; spend months living in a Mars simulation; and oversee the research projects that keep printed money secure.
