An estimated 3 million shipwrecks are scattered across the planet’s oceans. Most maritime mishaps take place close to shore where hazards to navigation — such as rocks, reefs, other submerged objects and vessel congestion — are abundant. While there is a romantic association of shipwrecks and buried treasure, it is desirable to know where they […]
Just weeks before the historic encounter of comet C/2013 A1 (Siding Spring) with Mars in October 2014, NASA’s Mars Atmosphere and Volatile Evolution (MAVEN) spacecraft entered orbit around the Red Planet. To protect sensitive equipment aboard MAVEN from possible harm, some instruments were turned off during the flyby; the same was done for other Mars […]
On Tuesday, March 8th, the earth will again experience the fly-by of 2013 TX68, a 100-foot in diameter asteroid discovered in 2013, when it passed by our planet that year. Once again, that asteroid is expected to pass by earth safely without posing a threat. It is estimated to pass the planet at a distance of approximately 3 […]
Sixty percent of U.S. seafood comes from Alaska. A profitable portion of this comes from the famed crab fisheries. New studies on the effects of ocean acidification due to climate change support a growing body of evidence that the future for Tanner and blue king crab stocks in Alaska waters is, at best, uncertain. “A […]