Featured in cards
Make magical scratch-and-sniff holiday cards with the kids
Add a whiff of cheer.
The Computer That Taught Itself To Bluff
Today AI can play mistake-free poker; will it solve national security next?
Archive Gallery: The Science of Gambling
How winners win, cheaters cheat, and what a century of Popular Science taught us about both
Why Baccarat, the Game of Princes and Spies, Has Become a Target for High-Tech Cheaters
Inside the world of high-stakes sneakery
Be Your Own Hotspot
Turn a backpack into a portable, solar-powered Wi-Fi hotspot, and share a high-speed connection anywhere