Lava gushing out of cracks caused by Hawaii’s Kilauea volcano over the weekend formed a two-story wall blocking parts of a highway crucial for residents to escape. as authorities warn them to steer clear of the plumes of acid and extremely fine shards of glass billowing into the sky.  The active flows from some of the 22 fissures that have opened up on the Big Island since volcanic activity began more than

two weeks created a 20-foot wall of lava on Highway 137. Scientists said the new lava is hotter and moves faster to cover a wider area.  By Saturday night, the lava flow crossed over the highway, cutting off the route for thousands of residents in the Lower Puna communities, officials said.  “(Look at) how huge this thing is,” Herman Andaya with Maui Emergency Management, told Hawaii News Now. “The magnitude in the flow, and everything.”  READ MORE