In 1976, NASA sent four Viking spacecraft to Mars to photograph the planet and test for the presence of life. One of the orbiters photographed a mile-long mesa that uncannily resembled a human face. Hoagland takes readers step by step through the NASA images and evidence that...
In 1976, NASA sent four Viking spacecraft to Mars to photograph the planet and test for the presence of life. One of the orbiters photographed a mile-long mesa that uncannily resembled a human face. Hoagland takes readers step by step through the NASA images and evidence that...
In 1976, NASA sent four Viking spacecraft to Mars to photograph the planet and test for the presence of life. One of the orbiters photographed a mile-long mesa that uncannily resembled a human face. Hoagland takes readers step by step through the NASA images and evidence that...