Don't Cliff Jump Like a Dummy—Use Physics Ifeadi C. 00:05 Feed: All Latest, Zero Tech Blog You can measure the height of a drop with just a rock, a phone, and the gravitational force. via Zero Tech Blog Share this Share on FacebookTweet on TwitterPlus on Google+ Related Posts2019's word of the year is right on the moneyVaping illness linked directly to one substance in new CDC reportRefresh your bedroom with this early Black Friday deal on sheetsDevelop the next must-have app with this set of online coursesFeel guilty about flying? That’s 'flygskam.' Here’s what you can do about it.There's finally an affordable 3D printer, and it just went on sale
