19/12/2011

Special relativity from first principles

Einstein’s explanation of special relativity, delivered in his 1905 paper On the Electrodynamics of Moving Bodies focuses on demolishing the idea of ‘absolute rest’, exemplified by the theoretical luminiferous ...

Cosmic research picked in breakthroughs of 2011

(PhysOrg.com) -- Astronomers from the Dark Cosmology Center at the Niels Bohr Institute have developed a groundbreaking method for measuring long distances in the universe using light from quasars. Quasars are active black ...

Vega to fly ESA experimental reentry vehicle

(PhysOrg.com) -- The launch of ESA’s IXV Intermediate eXperimental Vehicle on Europe’s new Vega rocket is now in detailed planning, a major step towards the craft’s flight in 2014.

Space image: Spiral galaxy

(PhysOrg.com) -- Resembling festive lights on a holiday wreath, this NASA/ESA Hubble Space Telescope image of the nearby spiral galaxy M74 is an iconic reminder of the impending season. Bright knots of glowing gas light up ...

New insights into nanoparticles and dividing cells

(PhysOrg.com) -- What happens when living cells take up nanoparticles, those tiny entities that could offer new ways of delivering drugs into the body? A new study from researchers at UCD has tracked the progress of nanoparticles ...

Star images helping to save Vatican books

(PhysOrg.com) -- Antique books in the Vatican Library are being digitised to preserve them for future generations using a technique developed through ESA to store satellite images of the sky.

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