Three North American Class I railroads have reported developments involving major freight customers in October 2026. CPKC has signed a new coal transport agreement in Canada, CN has expanded a fuel distribution terminal near Toronto, and Norfolk Southe…
Map Showing Potential Origins of Martian Meteorite Teghaza 001
Description This global map of Mars shows 13 locations that match the mineralogy and chemistry of Teghaza 001, one of the most ancient Martian meteorites ever found on Earth. While scientists can never know for sure where a Martian meteorite originated, Teghaza 001 includes clues that link it to highlands in the southern hemisphere of […]
Slice of Martian Meteorite Teghaza 001
Description This slice of Teghaza 001, one of the most ancient Martian meteorites ever found on Earth, was used to determine the age of the rock. Reflected light images like these serve as a scientist’s road map, helping them find minerals of interest to analyze by different instruments. Figure A is the same image with […]
Halloween Aboard the International Space Station
Although no ghouls, goblins, or trick-or-treaters come knocking at the International Space Station’s front hatch, crew members aboard the orbiting laboratory still like to get in the Halloween spirit. Whether individually or as an entire crew, they dress up in sometimes spooky, sometimes scary, but always creative costumes, often designed from materials available aboard the […]
NASA-funded Study Details One of Oldest Mars Meteorites Ever Found
When a rose-colored meteorite was found in the Sahara Desert in 2022, no one knew how old it was or where it came from. Not until NASA-funded scientists age-dated its minerals did they realize the nearly 2-pound (800-gram) rock was a piece of Mars that formed more than 4.1 billion years ago, making it one […]