In science, a variable is something that can be changed, measured or controlled in an experiment. Scientists look at variables to understand how they affect things. A variable is any one of the things ...

Machine learning models are designed to take in data, to find patterns or relationships within those data, and to use what ...

A new AI program observed physical phenomena and uncovered relevant variables -- a necessary precursor to any physics theory. But the variables it discovered were unexpected. A precursor step to ...

How should we study biodiversity change? In an ideal world, we would study many different aspects of biodiversity and how they change over time. This would allow us to distinguish between natural ...

A variable star is, quite simply, a star that changes brightness. A star is considered variable if its apparent magnitude (brightness) is altered in any way from our perspective on Earth. These ...

Researchers have created a panel of genetically diverse mice that accurately model the highly variable human response to SARS-CoV-2 infection. The team uncovered differences in the innate immune and ...