Sizing Up Dogs I
A listener asks whether large dogs are more intelligent than small dogs.
Excellent
Reindeer Clocks
Most mammals have internal clocks that regulate their daily cycles, but not reindeer.
Rare Earth Roundup
Rare earth elements make many modern technologies possible, but extracting them results in large …
Sleepwalking Brains
A listener asks what's going on in the brain when someone is sleepwalking.
High Intensity Workouts
A few short bursts of high-intensity exercise may be more effective than hours of conventional …
Big Cold Animals
A new explanation for why animals grow larger at higher latitudes.
Scanning Memories
Researchers can distinguish between different memories using a brain scan.
Ocean Creature Roundup
Small marine creatures called sea squirts are helping medical researchers test treatments for …
Body Batteries
A new coating for rubber surfaces may make it possible for our bodies to power electric gadgets.
Alcohol & Violence
Neighborhoods with a high density of places to buy alcohol also tend to have higher rates of violent …