Medicine & TechnologySecurity screening protocols changed overnight after that one historic day that no longer allow laptops in airport scanners. Read the article to learn more details.
The ancient Maya civilization has created an extraordinarily accurate calendar thousands of years ago. Find out here how this ancient civilization was able to track time and create their own calendar.
Electronic waste hides away the bulk of the world's waste in its difficult-to-trace processes of resource extraction, manufacturing, transportation, and electricity production.