Are grasslands and deserts wastelands? How are these ecosystems affected by change in land use due to humans? In a recent study, researchers study these complex ecosystems to understand crucial transition points for the system, after which it cannot revert back to its original state.
A unique material, chromium antimonide (CrSb), defies conventional rules by conducting electricity like two different materials in one, dominated by electrons in one direction and holes in another, a phenomenon called DDCP.