In the mid-19th century, Bernhard Riemann conceived of a new way to think about mathematical spaces, providing the foundation ...
Solar sails have some major advantages over traditional propulsion methods—most notably, they don't use any propellant. But, ...
Centuries of excavations have unearthed a few theories about what really brought down one of the oldest cities in the ancient ...
Astronomers have employed the Very Energetic Radiation Imaging Telescope Array System (VERITAS) to observe a mysterious gamma-ray emitting source designated HESS J1857+026. Results of the ...
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