Pew Research Center is made up of intellectually curious people from across many fields, places and backgrounds. For decades, our expertise, best-in-class methods and commitment to high-quality, ...

Feb. 16, 2026 A parasite that may already be hiding in your brain has a shocking survival trick: it can infect the very immune cells sent to destroy it. Yet most people never get sick, and new ...

Data centers are a critical, but often power-hungry, part of the enterprise. But, why exactly do data centers require so much energy? And how can businesses address emissions concerns as well as cut ...

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 ...

A call center system should reduce business costs while helping your sales and customer service reps perform at their best. Modern platforms offer a range of advanced tools that give both users and ...

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 ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Robert Kelly is managing director of XTS ...