The concrete patio at my old house cracked a lot. I am adding one now in my newer house. Do you have some sizing guidelines and basic ...

In 2014, hundreds of Angelenos gathered downtown to watch more than 2,000 trucks pour concrete into a vast hole. During that event, Los Angeles set a world record: 80 million pounds of concrete were ...

This outdoor bar with a concrete countertop is a sturdy piece of outdoor furniture that serves as a nice place to sit and have a drink or as a food prep island. Concrete countertop slabs are pretty ...

Make a mould First you need to make a mould for your canoe -- a positive mould where the canoe is moulded over the outside, not in a hollow. Glue the foam cubes together to create a 1m x 1m x 4m block ...

A photobioreactor, which looks like a large vat of blue liquid with pink light shining, at Prometheus Materials. Stimulated by light, microbes in this bioreactor multiply and react carbon dioxide with ...