Oldest Ant
A scientist discovers the world's oldest living ant species in the Amazon.
Excellent
Synthetic Tree
A synthetic tree wicks water more effectively than a real plant.
Nutrition Roundup
A naturally-occurring chemical in fruits and vegetables may help you resist the flu.
Science of Magic
Magic tricks can reveal how the brain perceives the world.
Eye Color
A listener asks why a baby's eyes can change color during the first year.
Carbon Roundup
Climate change could melt the Arctic permafrost – which would release even more greenhouse …
Antelopes & People
When wild animals are exposed to people, do they become more vulnerable to predators?