I tested 12 essential oil diffusers to compare their scent quality, design, ease of use and functionality. Three emerged as the best for most people.

Welcome to ‘sensory heritage’, the study of how we engage with objects from the past besides what they look like.

The real-time price of Brent crude oil is at $75.13 per barrel, and the price of WTI crude oil is at $71.24 per barrel. Oil prices are customarily quoted in dollars (USD) around the world, not only in ...