The Sun’s Temperature
A listener asks: How hot is the surface of the sun?
Health Roundup
A new test for blood sugar levels uses saliva instead of blood.
Fat Receptors
A protein found in our tongues determines our ability to taste fat.
Warming & Winter
Arctic warming may actually be keeping winters cold for now, while raising temperatures in the other three seasons.
A Dog’s Eye View of People
One key to our successful long-term relationship with dogs may lie in the eyes.
Kinder, Gentler Monkeys
Rhesus macaque monkeys become kinder after inhaling the hormone oxytocin.
Violin Confusion
The Stradivarius is the violin by which all others are judged. But does it deserve its reputation?
Weightless Flies
Magnetically levitated flies may help researchers study the effects of weightlessness.
Nutrition Roundup
Eating grapes protects against macular degeneration in mice.
Toddler Naps
New evidence suggests that napping helps young children regulate their emotions and take pleasure in their activities.
Mimic Mimic
When an Indonesian octopus mimics poisonous fish, a smaller fish takes advantage.
Earthquakes & Cyclones
Bad storms in Taiwan and Haiti may have contributed to earthquakes there.
Bat Brains
Like humans, bats process some types of sounds on the right side of their brains and other sounds on the left side of their brains.
Flora & Fauna Roundup
Researchers have discovered what makes buttercups so shiny.
Muscle Regeneration
Researchers have used reprogrammed human cells to create new muscle tissue in mice.
Sounds & Colors
Like humans, chimpanzees associate high-pitched sounds with bright colors and low-pitched sounds with dark colors.
Antidepressant Drug Test
A blood test reveals how well a patient may respond to a particular antidepressant.
Counting Pigeons
New research suggests that pigeons, like monkeys, can count.
Predicting Side Effects
Computer scientists have developed a mathematical model to predict a drug’s side-effects before they can harm patients.
Spider Brains
Some spiders' brains are so big they spill over into their legs.