Tucson-based HSL Properties has purchased the Hilton El Conquistador Resort for $15 million, an executive says. HSL is planning to spend $16 million in rehabilitation and capital improvements on the ...

A reaction mechanism is a sequence of elementary reactions that can explain how an overall chemical reaction proceeds. Direct conversion of carboxylic acids to nitriles is desirable but ...

Reaction kinetics and dynamics refers to the study of why, how and how fast chemical processes take place. Chemists seek to understand the details of change at the molecular and quantum level and how ...

Morningstar Quantitative Ratings for Stocks are generated using an algorithm that compares companies that are not under analyst coverage to peer companies that do receive analyst-driven ratings.

Spotting new bumps on your body can leave you scrambling to find pictures of skin rashes to compare them against. While there’s a large range of things that can cause skin rashes, doing your best to ...

El Conquistador officials said the 25-year-old restaurant at 10000 N. Oracle Road will close. A new “venue “will take its place, but resort officials would not release details.. Last Territory’s ...

Indonesian coal miner Harum Energy runs mining concessions in East Kalimantan and North Maluku. The company's 2022 revenue almost tripled to $904 million on higher sales and prices of coal. Founded in ...