Popular Mechanics, a favorite newsstand option for the straightforward blend of science and technology, recently declared the "101 Gadgets That Changed the World." Most of these objects are so ubiquitous in our everyday lives that it's hard to imagine a time when they didn't exist: radios, telephones, ballpoint pens, calculators, and zippers to name a few.
The following are the top 10 gadgets and inventions deemed by the magazine to have most drastically changed the world, with the smartphone taking the top spot. We're inclined to agree with the editors that life would be pretty different without a miniature computer smartphone, but can you imagine getting to work without an alarm clock buzzing you awake? Of the 10 gadgets on the list, which do you think has had the biggest global impact?
Sources: Flickr User Boniface Plymouth and Flickr User Ivyfield