News tagged with electromagnetism

Herschel confirms the origin of cosmic dust

(Phys.org)—The Herschel space observatory has produced an intricate view of the remains of a star that died in a stellar explosion a millennium ago. It has provided further proof that the interstellar dust ...

Jan 08, 2013
5 / 5 (5) 8 | with audio podcast

Magnetic fields created before the first stars

Magnets have practically become everyday objects. Earlier on, however, the universe consisted only of nonmagnetic elements and particles. Just how the magnetic forces came into existence has been researched by Prof. Dr. Reinhard ...

Jan 02, 2013
4.8 / 5 (5) 46 | with audio podcast

Explosive origins for cosmic dust

(Phys.org)—The European Space Agency's Herschel Space Observatory has produced an intricate view of the remains of a star that died in a stellar explosion a millennium ago. This new view provides further ...

Dec 18, 2012
4.7 / 5 (3) 1 | with audio podcast

Silver nanocubes make super light absorbers

Microscopic metallic cubes could unleash the enormous potential of metamaterials to absorb light, leading to more efficient and cost-effective large-area absorbers for sensors or solar cells, Duke University ...

Dec 06, 2012
not rated yet 0 | with audio podcast

At last, how many alien civilizations are there?

During the space age, 1961 was a special year: the Russian cosmonaut Yuri Gagarin became the first man to orbit Earth, while the American astronomer Frank Drake developed the now famous Drake Equation. This ...

Dec 03, 2012
4.1 / 5 (47) 294 | with audio podcast