Gregerson says red wasps like to congregate ... replace a percentage of the cement with fly ash or another supplementary ...

Concrete is the second-most consumed material on the planet after water. Strong, cheap and resilient, it’s made everywhere and used for pretty much everything. From hospitals and bridges to dams and ...

The modern world is held together not by romantic notions of trust or community (though they help), but by thick gray goo.

The modern world is held together not by romantic notions of trust or community (though they help), but by thick gray goo. Concrete is the second-most consumed material on the planet after water.

Jim O'Donnell's book introduces the Colorado waterway filled with memories from his early years but also suffering from urban encroachment.

“They can aggregate in masses and overwhelm yards and ... foliage and sometimes other trees such as other types of maples, ...

“They can aggregate in masses and overwhelm yards and homes ... they also may feed on the foliage and sometimes other trees such as other types of maples, ash, buckeye, spirea, and fruit trees.

Finally they combined this with a bulky material, often volcanic ash, which supplied ... image of an ancient Roman concrete sample with lime clast, highlighted in red; Dr. Masic inspecting the ...

This study on green compression-cast concrete reveals significant strength improvements and lower carbon emissions, paving ...

The Price to Earnings (P/E) ratio, a key valuation measure, is calculated by dividing the stock's most recent closing price by the sum of the diluted earnings per share from continuing operations ...