Ominous Views of Japan's New Concrete Seawalls Ifeadi C. 01:32 Feed: All Latest, Zero Tech Blog Can these 41-foot-high walls protect the country from another tsunami? via Zero Tech Blog Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsTurns out, dogs are really spooked by those face masks you love so muchThis garden is filled with 7,000 pinwheelsAmazon Prime Day 2017 has steals on Alexa devicesSiri usage and engagement dropped since last year, as Alexa and Cortana grewHyperledger Fabric releases version 1.0 of open source distributed ledgerPrepare for 'Game of Thrones' season 7 with a big Prime Day deal on Seasons 1-6