Niagara Falls, Ontario--(Newsfile Corp. - July 30, 2024) - Historically, gold-copper mining operations have had to rely upon two separate assaying methods; fire assay for gold and hot plate digestion ...

A scientific article just published by four Brazilian and two American scientists reports gains in electric and thermal energy obtained when brewer’s spent grain (barley bagasse), an abundant waste ...

The film explores the origins and characteristics of protozoa, the first animals on Earth, which evolved from simple single-celled organisms. It discusses their size variations, locomotion methods, ...

Concerns the case of Alexis St. Martin, whose relations with Beaumont are summarized in the introduction. This edition was reissued in Boston in 1834. The second American edition was published in 1847 ...

BOSTON—A fur trader who suffered an accidental gunshot wound in 1822 and the physician who saw this unfortunate incidence as an opportunity for research are key to much of our early knowledge about ...