A simple random sample is a subset of a statistical population where each member of the population is equally likely to be ...

What’s it like to have a diary that talks back to you, offering comments and advice on your hopes, fears and lunch plans? I spent two months finding out ...

We thought it was evolution, but an experiment with pencils shows that tips like teeth and thorns may owe their rounded shape ...

For more than a century, calorie restriction (CR), reducing energy intake without malnutrition, has been one of the most ...

The modeling studies predicted that excluding soda and other sweetened beverages would reduce purchases of those items and improve diets. One of the studies also suggested the bans could reduce ...

The idea that modern humans inherited DNA from Neanderthal ancestors is one of the 21st century’s most celebrated discoveries ...

Like monetary inflation, runaway A’s in higher education are a collective-action problem. About two-thirds of grades at ...

People with a coherent sense of self tend to have better mental health. Yet many present different versions of themselves to ...

The 1970s changed the way many people invested due to inflation. How influential financial gurus discussed investments could ...

How do you stop robotic traffic jams? Researchers found that adding "noise" or randomness to robot paths optimizes swarm efficiency, proving that swarms don't need central AI to avoid gridlock.

Does free will exist? Neuroscientist Uri Maoz devises experiments to illuminate how—or if—the brain makes decisions.

AI applications in healthcare have emerged across four key areas: prediction, diagnosis, treatment, and system efficiency.