It looks like ordinary cement. It feels like ordinary cement. But it has a hidden ability: this “supercool” cement can naturally keep buildings cooler without air-conditioning or electricity. Cement ...

Buildings feel hotter than their surrounding environs in the summer in part because of the materials that they are built with. Concrete absorb sunlight and store the energy as heat, raising the ...

Cement that can cool itself by reflecting light on the outside and releasing heat from its surface could help buildings stay comfortable without needing air conditioning. Normal cement tends to absorb ...