Letter From The Editor
Lucky 13
By Jacob Ward
Features
The Helmet Wars
Athletes in the U.S. suffer 3.8 million sports-related concussions each year. While helmet makers dither with small improvements, Swedish scientists have built something that could protect us all. By Tom Foster
- Plus: What’s Behind The NFL Suicides?
Inside China’s Secret Arsenal
** The Chinese government is rapidly building a bigger, more sophisticated military. Here’s what they have, what they want, and what it means for the U.S.** By Peter W. Singer
2012: The Big Stories
** An at-a-glance summary of the year’s 25 most important scientific events.** By Colleen Park, illustration and design by Headcase Design
The Year In Science
- Physics Enters A New Era By Sean Carroll
- Stem Cells Sidestep Controversy By Clay Risen
- Climate Scientists Say It Again By Curtis Brainard
- Asia Take Two Routes To Space By Valerie Ross
- Energy Levels The Field By Abrahm Lustgarten
- Crowdfunding Pays Off By Cliff Ransom
- Hackers Attack Mobile Phones By Robert Lemos
- Science Funding Remains Strong By Juliet Eilperin
News Bytes From 2013
PopSci predicts the top news stories of the next year. By Miriam Kramer, Taylor Kubota, and Colleen Park
What’s New
- Skis For Any Slope
- The Goods: January 2013’s Hottest Gadgets
- The Practical Plug-In
- Speakers From Space
- Dustless Drilling
- The Indestructible Drive
- Predictive Television
Headlines
- Wild Among Us
- Bullet Proof
- The Warmup
- Blueprint: Fantastic Voyage
- F=ma: Clone Wars
How 2.0
- You Built What?!: A Home for the Long Haul
- Roach Control
- Clever Measures
- Ask A Geek: Will Yanking A Portable Drive Destroy My Data?
- Retro Spinner
FYI
Megapixels
- A Plasma Explosion On The Surface Of The Sun