February 2010 Issue: Rebuilding America’s Infrastructure
Features [Renovating America ](https://www.popsci.com/category/tags/rebuilding-america/) How can we build better bridges, highways and water mains? With new tech, including superconducting power...

Features
[Renovating America
](https://www.popsci.com/category/tags/rebuilding-america/)
How can we build better bridges, highways and water mains? With new tech, including superconducting power lines, no-dig water pipes, and self-healing pavement. By Adam M. Bright
Pixel Qi: The LCD Screen That Could Finally Kill Paper For Good
Mary Lou Jepsen, the engineer behind the “$100 laptop” initiative, has perfected an LCD screen that could finally mean the death of paper. By Lauren Aaronson
The Mind Readers
Neuroscientists can reconstruct mental images—like the hamburger you’re picturing—using a common brain scanner and complex math. Reading your thoughts may well be next. By Lisa Katayama
Scary Science
To fear or not to fear: next-gen nukes, cyborg beetles, and a drug that makes you trust total strangers. We uncover the truth behind creepy research.** By Jason Daley**
**
Green Dream: Swappable Switches
Learn from PopSci’s staff photog as he constructs a home packed with eco-innovations. This month: Radio-controlled light switches to save energy easily.** By John B. Carnett**
Headlines
- Mammoth Project to Digitize the Tree of Life Could Uncover Thousands of New Species
- A Cannon for Shooting Supplies into Space
- Taking the Guesswork out of Baseball Stats
- New Clean-Fuel Rules For Ships Could Actually Hurt the Environment
- A Faster Yacht, Trading Sails For a Wing
- It’s About Time: A Drill-Free Fix For Cavities
- Airwaves Abandoned by TV Could Beam High-Speed Internet Everywhere
What’s New
- Lenovo Skylight Laptop Surfs For 10 Hours On a Single Charge
- Intel’s New Chips Turn PCs into Power Nappers
- The Year’s Biggest Auto Releases? Tiny, Fuel-Efficient Cars
- How 3-D TV Works
- Laser-Guided Vacuum Could Best the Roomba
- Five Photo Essentials For Winter Weather
How 2.0
- The Artillery-Grade, 600 MPH Pumpkin Cannon
- Creating Mobile Apps With a Point and a Click
- Theme Building: DIY Snow Vehicles Show Winter Who’s Boss
- Gray Matter: Batteries Out of Thin Air
- Ask a Geek: How Can I Find the Best iPhone Apps?
FYI
- Which Organs Can I Live Without, and How Much Cash Can I Get for Them?
- Five Reasons Henrietta Lacks is the Most Important Woman in Medical History