We're asking K-12 students and teachers to share videos and photos of their science fair projects, including an explanation of the experiment and what was learned. What are the best soils for plants ...

That question — the deepest and most vexed issue posed by the theory — is still the subject of arguments a century old. Possible explanations for how observations of the world yield definite, ...

The international MicroBooNE experiment uses a 170-ton detector placed in Fermilab’s neutrino beam. The experiment studies neutrino interactions and has found no hint of a theorized fourth neutrino ...