Featured in March 2013
Blueprint: Engineers Invent A Healthier Toilet
This is no ordinary john.
FYI: Which Came First, The Chicken Or The Egg?
Short answer: the egg.
Gray Matter: Watch A Hybrid Rocket Burn From The Inside Out
Seeing through a rocket engine is easier than you might think.
Raid Your Kitchen To Build This Potato Chip Speaker [Video]
For that crispy, crunchy audio
The U.S. Army’s Ambitious Fight Against PTSD
With a decade of war winding down, post-traumatic stress disorder is an increasingly urgent problem. Will the Army's efforts work?
Wearable Computers Could Help Build A Better You
Wearable head-up displays make gamification a viable route to self-improvement.
What’s The Half-Life Of DNA?
And more importantly, is Jurassic Park accurate?
Meet The Next Generation Of Smartphone-Based Robot Companions
You've already got a crazy-powerful computer in your pocket. Now put it to use in a 'bot.
April 2013: How It Works
Letter From The Editor How Darkness Works Plus: A Video Message From The Editor By Jacob Ward How It Works … Continued
The Master Memories of Savants
Whether people acquire savant syndrome or are born with it, they exhibit a range of astounding skills. Most share one common thread: tremendous memory.