Mixing pea gravel with concrete is not only possible, it's actually beneficial for certain projects, as long as you do it correctly. Pea gravel consists of smooth, rounded stones that are typically ...

To make aerated concrete, add a foam-forming agent and stir in a significant amount of air. This serves to make the concrete significantly lighter, better insulating, and more resilient to fire.

For a patio build, stepping stones, or pathways, concrete tiles can be an affordable option—and some ambitious DIY enthusiasts even make indoor floor tiles themselves. Making your own concrete tiles ...

Concrete reabsorbs some of its carbon emissions over time. Alternative ingredients and 3D printing could help supercharge that by making the finished concrete more porous.