Our familiar, archetypal solar system has warm, rocky worlds like Mercury and Earth orbiting close to their star and gas giants like Jupiter and Saturn sprawled out in more distant orbits. Researchers ...

Running a restaurant means juggling a lot at once, as sales, staff schedules, inventory levels and daily operations all compete for your attention. A restaurant management system (RMS) brings those ...

The immune system is a complex network that finds pathogens, removes damaged cells, and launches immune responses to protect the body from infection. White blood cells drive this defense: phagocytes ...

Vikki Velasquez is a researcher and writer who has managed, coordinated, and directed various community and nonprofit organizations. She has conducted in-depth research on social and economic issues ...

The nervous system consists of the central nervous system (brain and spinal cord) and the peripheral nervous system (motor nerves, sensory nerves, cranial and spinal nerves, autonomic ganglia, and ...

Climate and Earth system modelling is the use of mathematical representations of key components and properties of the atmosphere, ocean and biosphere to construct computer models. These models – which ...

Do you have a question about history? Send us your question at history@time .com and you might find your answer in a future edition of Now You Know. All sports have their own vocabularies, the ...

This weekend will offer a chance to see a rare celestial event—Mercury, Venus, Jupiter, Saturn, Uranus and Neptune all aligned in the sky like beads on a string ...