Vikings could have steered by polarized light

(PhysOrg.com) -- The Vikings are said to have been able to navigate with the aid of "sunstones" that allowed them to see the sun on cloudy or foggy days. Now scientists in Hungary and Sweden say the sunstones could have been ...

Viking landers did detect organics on Mars

(PhysOrg.com) -- In 1976 the NASA Viking landers took samples of soil on Mars and tested them for signs of organic carbon. A reinterpretation of the results now suggests the samples did contain organic compounds, but the ...

Missing piece inspires new look at Mars puzzle

(PhysOrg.com) -- Experiments prompted by a 2008 surprise from NASA's Phoenix Mars Lander suggest that soil examined by NASA's Viking Mars landers in 1976 may have contained carbon-based chemical building blocks of life.

Mars rover surpasses Viking 1's longevity record

Pop quiz: What spacecraft holds the record for longest-surviving mission on the bitterly cold and dusty surface of Mars? As of Thursday, there's a new - but possibly temporary - champion.

Study shows Vikings in Sweden suffered from tooth decay

Vikings in Sweden suffered from painful dental issues and occasionally tried to treat them, according to a study published December 13, 2023, in the open-access journal PLOS ONE by Carolina Bertilsson of the University of ...

Runestones reveal the power of a Viking queen

Archaeologists have used 3D scanning to investigate inscriptions carved on two groups of Danish runestones, revealing that four stones were likely made in dedication to a powerful Viking Queen.

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