Strange structures up to 1,300 feet (around 400 metres) long have been discovered deep beneath the ice in Antarctica. The never-before-seen shapes were uncovered when a remotely operated vehicle (ROV) ...
Add Yahoo as a preferred source to see more of our stories on Google. The so-called Candor Tetrahedron. (NASA/JPL-Caltech/UArizona) It would be tempting to assume there's nothing much of note ...
Add Yahoo as a preferred source to see more of our stories on Google. Satellite imagery revealed a buried feature (pink line) which helped guide excavations (blue rectangle). (Abouarab et al., Acta ...
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