Suitable spawning habitat awaits salmon

In a multi-stage effort to return migratory salmon to the Upper Columbia River so the fish may rekindle self-sustaining populations, scientists recently concluded that acres of suitable habitat await the salmon, should they ...

US approves copper mine land swap on Native American land

The U.S. government published a report Friday that triggers a land swap involving U.S. Native American land for an area that could become the largest copper mine in North America, pushing the project into the next phase in ...

Study finds obstacles for women and minorities in chemistry

Insufficient interactions with advisers and peers, as well as financial problems, are derailing career aspirations of women and minority groups pursing graduate degrees in the nation's highest-funded chemistry programs.

Ancient Maya built sophisticated water filters

Ancient Maya in the once-bustling city of Tikal built sophisticated water filters using natural materials they imported from miles away, according to the University of Cincinnati.

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