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 …
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 …
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 …
Panther Rescue
Scientists are trying to save Florida panthers by breeding them with Texas cougars. But is it …
Placebo Roundup
Positive thinking may be as positive as they say. Bob Hirshon tells us about a new study on the …
Staying Awake
Drooping eyelids? One listener asks about the best way to stay alert.
Crater Nurseries
After a devastating meteor strikes, the resulting crater may be the key to life.