It's time to stop pinning our hopes on pseudoscience.
The polygraph, though used in hiring, marital disputes, and possibly even anti-terror investigations, is flawed. Now scientists are looking deep within the brain to devise ways to detect deception at its source.
Can polygraphs expose anti-U.S. plots?
At the World Science Festival this week, indications that brain scanners may soon uncover your private thoughts
Dogs are the best bomb detectors we have. Can scientists do better?
Dr. Rat will sniff you now
New electronic voting machines are supposed to prevent another Election Day disaster, but these paperless PCs could make hanging chads seem like a minor nuisance.
The test could be approved for sale later this year
How winners win, cheaters cheat, and what a century of Popular Science taught us about both
Your DNA holds the secrets of your ancestry, and at least a dozen companies offer to crack the code. But there's more than a bit of hype here.
Relativity experiment is the most accurate yet
The annual Ig Nobel awards are a treasure.
The concept for Pap smears has been around for almost 100 years. Now a new test could replace it as a first-line screen for cervical cancer, but not everyone agrees that's a good idea.
Babies' genomes hold clues that can save their lives, but that same information could be used in far less noble ways. Where should we draw the line?
At-home personal genomics kits are available and affordable, but how relevant are the results?
Treats for physicists, chemists, biologists, and others.
We unearth the latest research that definitely, positively proves what you knew alreadyâ€”and tell you why it matters
Sewage is more than just filth. It's evidence of our worst habits, everything from caffeine to cocaine, all ingested and flushed down the toilet. Now scientists are using wastewater to drug-test entire cities, and the results are sobering
Scientists deploy genetic forensics to protect overhunted animals