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Deltion Innovations’ drill on a rover during a 2012 deployment on the slopes of Mauna Kea in Hawaii. Photo by Joe Bibby

Space mining ready for lift off

Mining and space exploration seem like two fields that couldn’t be further apart. Miners plunge deep into the earth’s crust, while space explorers seek to propel humankind in the opposite…



US stocks soar, Feb. 15-19

The S&P 500 Index and the Dow Jones Industrial Average posted their best performances since November. The S&P 500 rose 2.8% to 1,917.78, and the Dow advanced 2.6% to 16,391.99. The Nasdaq climbed 3.8% to 4,504.43, in its largest weekly…



Excelsior Mining's Gunnison copper project in Arizona, 100 km southeast of Tucson. Credit: Excelsior Mining

Excelsior updates Gunnison prefeasibility

A staged production approach at Excelsior Mining’s (TSXV: MIN; US-OTC: EXMGF) Gunnison copper project in southeastern Arizona would slash upfront capital costs and lower financing risk, while delivering a post-tax internal rate of return…



Kinross Gold's Kupol gold mine in the Chukotka region of Russia's Far East. Credit: Kinross Gold

Kinross credit rating cut to ‘junk’

Citing Kinross Gold’s (TSX: K; NYSE: KGC) higher costs and its “operating risk exposure” in Russia, Standard & Poor’s has lowered the Toronto-based gold producer’s long-term corporate credit rating to BB+ from…




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