On a quiet weekend morning in a greenhouse in Aarhus University Flakkebjerg, rows of wheat plants stand with their roots submerged in clear water. There is no soil, no buffer, no automation to take over the work. Every day, weekends and holidays included, postdoctoral researcher Purna Kumar Kha...
Source: [Phys.org](https://phys.org/news/2026-06-wheat-root-compounds-suppress-soil.html)