Return on sales (ROS) is a ratio used to evaluate a company's operational efficiency. This measure provides insight into how much profit is being produced per dollar of sales. An increasing ROS ...

These are former Walking Cradles shoes (now branded under Ros) that my mom even wore in winter with toeless hosiery (the hose found on Amazon). While this style of sandals isn’t available anymore, Ros ...

Reactive oxygen species (ROS) homeostatic pathways in microbes operate instant and feedback-regulated adjustments of intracellular ROS concentration. They use redox sensors that 'measure' ROS ...

Analysis editor Ros Atkins looks at what other countries are doing to try and protect children online. BBC Analysis editor Ros Atkins looks at what what is being done to prevent minors seeing ...

As Ukraine prepares for a much anticipated counter-offensive against Russian forces, BBC Analysis Editor Ros Atkins looks at the challenges facing Russia’s military. From Thursday visitors ...