Scientists studying dust and rock from asteroid Bennu say they are holding something close to a time capsule from before Earth was habitable. Locked inside the grains are amino acids, sugars and other ...

A data-driven look at why college contested catch percentage doesn’t translate to the NFL, and how the stat is being misused ...

Generative AI models have been used to create enormous libraries of theoretical materials that could help solve all kinds of ...

A new Wharton study explains why stock returns aren’t random. Correlation neglect causes market overreaction, momentum, and reversals investors consistently misprice.

The “one big breakthrough” pattern suggests that total citation counts can mislead. A researcher with one highly-cited paper and several uncited ones may have a more impactful trajectory than one with ...

Systematic sampling is straightforward and low risk, offering better control. However, it may introduce sampling errors and ...

Abstract: We present a simple, message-optimal algorithm for maintaining a random sample from a large data stream whose input elements are distributed across multiple sites that communicate via a ...

Non-probability sampling design can be used in ethnobotanical surveys of medicinal plants. However, this method does not allow statistical inferences to be made from the data generated. The aim of ...

Online data has the potential to transform how researchers and companies produce election forecasts. Social media surveys, online panels, and even comments scraped from the internet can offer valuable ...