Charles Q. Choi is a frequent contributor to Scientific American. His work has also appeared in The New York Times, Science, Nature, Wired, and LiveScience, among others. In his spare time, he has traveled to all seven continents.
Yes We Scan: Have Post-9/11 Airport Screening Technologies Made Us Safer? [Slide Show]
Airport security breaches on and after 9/11 have led to the continual advancement of technologies such as millimeter wave imaging and backscatter scanners to prevent future tragedies
Too Hard For Science? A Black Hole Life Preserver
Visions: The Sound of Their Wings
Can You See Me Now? New X-Ray System Reveals Fine Detail
A new x-ray technique may herald improved baggage screening and mammograms
Less Bang, More Bubbles: Curtains of Air May Protect Fish from Noisy Human Activity
Too Hard For Science? The Number of Memories Created in a Day
Twin Towers Forensic Investigation Helps Revise Building Codes, Despite Critics
Federal disaster investigators issued 31 recommendations to improve the safety of high-rises and emergency responses, but critics emerged
How Cold Is a Y Dwarf Star? Even You Are Warmer
Scientists have discovered the coldest type of starlike bodies known, which at times can be cooler than the human body
Too Hard for Science? Does Evolutionary Logic Explain Wicked Stepparents?
Cities Might Influence Not Just Our Civilizations, but Our Evolution
Too Hard for Science? Detecting Earth-like Worlds around White Dwarfs
A Modest Proposal: Transparent Tablets
From the Writer's Desk: Blogging versus Journalism--Lone Wolves, Team Players
Too Hard For Science? Could Michael Jackson Have Created Twitter?
A Modest Proposal: Smartphone Balls
Missing Links: Review of "Rise of the Planet of the Apes"
Too Hard For Science? Are There Drugs That Kill Love?
From The Writer's Desk: Interviewing the stars of "Rise of the Planet of the Apes"
A Modest Proposal: A Pocket 3-D Printer
Visions: Rare and Precious
From The Writer's Desk: A Salon of the Mind
First Asteroid Companion of Earth Discovered at Last
The space rock dances in front of the planet along its orbital path, just beyond its reach
Too Hard For Science? Rerunning the Past
A Modest Proposal: Game-Sourcing