Dogs are the best bomb detectors we have. Can scientists do better?
Toxin sniffers, missile jammers, dirty-bomb detectors: Will a new security arsenal make us safer?
As the U.S. campaigns against terrorism, new technologies will move to the front lines.
U.S. forces in Iraq are waging a pivotal campaign in modern warfare-combat on the first "networked" battlefield. One problem: the enemy has a few networks of its own
A state-by-state breakdown of policies that could change your community.
A room full of computers gets shut down while the missile flies by above the building.
Important things from 25 years ago in Popular Science
More than 50 of the most dangerous, disgusting, humiliating and just plain bad professions
Rossi--a lone Italian inventor with no real credentials and a history as a convicted scam artist--has convinced a small army of researchers that his box can harness a new type of nuclear reaction. What if they're right?
Science of the Union.
Here's hoping this month's release of the Hollywood sea-fighting epic Master and Commander will do justice to those magnificent men and their sailing machines. On these pages, the mightiest ships of then and now.
What seven years of research taught me about crosswalks, elevators, and "like" buttons.
A researcher is building a tool that will help police locate a body earlier -- and possibly tell when the victim died.
Around the world, scientists are risking their lives to retrieve seeds destined for a massive vault near the North Pole. Their work just might save mankind
To reach the bottom of all five oceans, this Texas businessman commissioned “the most significant vehicle since Apollo 11.”
It might not (just) be foul play.
Awed at the pace of technological advances, a faction of geeky writers believes our world is about to change so radically that envisioning what comes next is nearly impossible.
Minneapolis ranked first among U.S. cities in innovative transportation solutions, fourth in energy technology.
An Interview with Rev. Dr. John Polkinghorne, author of the new book, Questions of Truth: Fifty-One Responses to Questions about God, Science, and Belief
Already, smart unmanned subs are set to replace dolphins as undersea mine sniffers. Next tech: mine detonation, remote sleuthing and robotic combat.
Ted Berger has spent the past decade engineering a brain implant that can re-create thoughts. The chip could remedy everything from Alzheimerâ€™s to absent-mindednessâ€”and reduce memory loss to nothing more than a computer glitch
Your cellphone does not in itself cause cancer. But in the daily sea of radiation we all travel, there may be subtler dangers at work, and science is only just beginning to understand how they can come to affect people like Per Segerbäck so intensely