Podcast
The mosquito's love song, putting highway surveillance cameras to a medical use, behind the obesity vaccine, 9/11 rescue workers' lungs, and the physics of candy wrappers.
MedTech Roundup
Highway surveillance cameras are not just for giving tickets anymore. Now they're helping car accident victims.
Obesity Vaccine
Scientists are developing a vaccine to curb our expanding waistlines.
Home Genetics Roundup
A government report says genetic tests offered for home use are often not reliable.
Podcast
Testing the age of your organs, the reliability of home genetic tests, a medical use for radioactive scorpion venom, global warming may be irreversible, and the weather on Titan.
Aging Test
Your organs age at different rates. But how do you know how old they are?
Radioactive Venom
Take scorpion venom, add radioactivity, and what do you get?
Stress Eating Roundup
A type of hamster overeats when stressed, just like many of us.
Podcast
Cars that communicate with each other, reasons to get rid of the penny, improving the information in video games, chubby hamsters help with obesity research, and why snow is white when water and ice are clear.
Fiber Roundup
A whole new way of seeing looks a lot like a Star Trek episode.
Podcast
How humpbacks size up a school of fish, a marine tracking network, replacement retinas that work like the real thing, a sniper-detecting robot, and the hidden costs of rough roads.
Drool Stress Test
If the blood-curdling cry's not enough to tell you that your baby's stressed out, you might want to check the tyke's drool.
Food Security Roundup
In many societies, being overweight is a sign of affluence. But in the United States, it's more common for poor people to be overweight. Why?
Podcast
How to end offensive sports chants, a coal-based jet fuel, how a love hormone softens marital spats, why poor people are more likely to be obese, and a fossil ancestor of modern birds.
Podcast
An ancient astronomical record, chewing gum that fights cancer, a new way to weigh the elderly, the shifting jet streams, and how killer whales use sound to hunt.
Elderly BMI
New research shows that people should perhaps get plumper with age.
Podcast
Deciphering horses' whinnies, how apes plan ahead, the science of Harry Potter's invisibility cloak, getting really mad over little things, and whether booze can cure a cold.
Alcohol and Colds
We answer this listener's question: Can a shot of alcohol stop a cold in its tracks?
Psych Roundup
Scientists have finally come up with an explanation for how Ritalin works.
Podcast
Music could help treat Parkinson's, new ways to probe for underground bacteria, a handy test for caffeine, stress in pregnancy may be good, and an explanation for how Ritalin works.
Pregnancy Stress
If being pregnant in today's fast-paced world is enough to stress you out, take heart. It may be a good thing.
Music and Parkinson’s
An experimental treatment for Parkinson's symptoms doesn't even require a prescription.