Current flow in a battery is complex. Clarify the engineering standard vs. physical reality, tracing the charge path inside and outside the device during use and charging.
Find out if house centipedes are truly harmful. We examine the likelihood of bites, the mild effects of the venom, and their positive role as predators.
Identify the current world-record insect holder. Explore the scientific debate over extreme size measurement and the complex biology driving elongation.