Cement manufacturing is one of the largest sources of CO₂ emissions in the construction industry. At the Department of ...

A bidirectional Mendelian randomization study finds no evidence that antibody responses to infections cause Graves' disease, ...

ETH Zurich researchers have combined bacteria, sand and digital manufacturing to grow solid architectural elements without ...

Microscopic bacteria can bind grains of sand together into solid structures. An ETH researcher is combining this process with ...

Principal Financial Group, Inc. engages in the investment management offering business. It offers financial products and services to businesses, individuals, and institutional clients. It operates its ...

A CTD (conductivity, temperature, and depth) device. The primary function of this tool is to detect how the conductivity and temperature of the water column changes relative to depth. Conductivity is ...

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The job of a school leader can be a challenging one, but you don’t have to face those challenges alone. In this biweekly column, principals and other authorities on school leadership—including ...

The Principal Financial Group (The Principal®) is a global investment management leader offering retirement services, insurance solutions and asset management. The Principal offers businesses, ...

Principal Financial Group (PFG) is a Des Moines-based global investment management and insurance company. The firm provides retirement plans, annuities, insurance, and asset management to individuals ...