DNA Repair
People get skin cancer from sitting out in the sun all day. So why don't plants?
Med Reminder
Memory prompters prove useful in reminding HIV patients to take their medications.
Smart Bug Roundup
An Amazonian ant's strange behavior has made people think that demons are at work. Now scientists have discovered what's really going on.
Spitting Flies
Flies seem to like to eat the same things we do, but they have a very different method.
Canary Database
A new Web site is trying to save lives by bridging the gap between physicians and veterinarians.
Fuel-Saving Speed
With prices at the pump so high, one listener wants to know whether driving slower saves gas--and money.
Aging Brain Roundup
Memory loss and hearing loss in aging adults may be closely linked.
Sleepy Doctors
New doctors typically work grueling eighty-hour work weeks. A new report lays out the consequences for the patients they treat.
Detecting Plastics
A new device for detecting plastic explosives could be coming to an airport or a public building near you.
Perfect Pitch
How the brain interprets pitch has long been a mystery, but a new discovery is providing insights.
Archaeology Roundup
Mathematicians have come up with a computer model that predicts the decline of civilizations that don't use their resources wisely.
Born Knowing
Some animal babies know how to take care of themselves from day one. One listener asks why this isn't true of human babies.
Arctic Shrubs
The shrubs that thrive in the warmer arctic winters could have a big impact on the whole planet.
Plant Sunscreen
One listener asks how plants protect themselves from damaging rays from the sun.
Green Stain-Resistance
The race is on to find environmentally friendly alternatives to commonly used chemicals. Science Reporter Bob Hirshon tells us about one of the newest …
Marine Roundup
Sea sponges' simple immune systems are proving useful in medical research.
No-Fog Glass
Fogged-up eyeglasses and windshields can be nuisances. Science reporter Bob Hirshon reports on an innovation that could rid us of these annoyances for …
Chicken Compass
Researchers confirm that some barnyard birds have a magnetic "sixth sense."
Animal Laughter
People laugh in many different ways. But can animals laugh at all? Science Reporter Bob Hirshon answers this listener question.
Panther Rescue
Scientists are trying to save Florida panthers by breeding them with Texas cougars. But is it working?
Placebo Roundup
Positive thinking may be as positive as they say. Bob Hirshon tells us about a new study on the placebo effect.
Staying Awake
Drooping eyelids? One listener asks about the best way to stay alert.