
Surviving in hostile territory
Many strange creatures live in the deep sea, but few are odder than archaea, primitive single-celled bacteria-like microorganisms. Archaea go to great lengths - eating methane or breathing sulfur or ... more
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Want to snag a satellite? Try a net
One of humanity's oldest technologies, the humble fishing net, may yet find a new role in space: bringing down dead satellites. The behaviour of nets in orbit was recently checked on an aircraft fly ... more
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U.S. defense in free fall
Saudi Arabia and Pakistan sign mutual defense pact
Brazil, Chile sign defense agreement
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Spacecraft Power Systems
The power system is one of the fundamental systems required to operate any spacecraft. Many satellite engineers, who work on other systems, tend to take spacecraft power for granted. However, there ... more
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Robot finds bodily posture may affect memory and learning
An Indiana University cognitive scientist and collaborators have found that posture is critical in the early stages of acquiring new knowledge.
The study, conducted by Linda Smith, a professor ... more
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Our Solar System May Have Once Harbored Super-Earths
Long before Mercury, Venus, Earth, and Mars formed, it seems that the inner solar system may have harbored a number of super-Earths - planets larger than Earth but smaller than Neptune. If so, those ... more
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