We Could Harvest Electricity from Human Tears, This Is How It Works New research has found that an enzyme in tears can be used to generate electricity. Here’s everything you need to know. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Why Do We Have More Boys Than Girls? 8 New Toy Inventions every Kid will Love The Earth Hums – And Now We Know Why Can Bacteria Live Off Electricity? Study Says Wealthy People Are Generally Not Nice Changing cow feed could cut methane emissions