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Advanced power-grid model finds low-cost, low-carbon future in West

(PhysOrg.com) -- The least expensive way for the Western U.S. to reduce greenhouse gas emissions enough to help prevent the worst consequences of global warming is to replace coal with renewable and other ...

Technology / Energy & Green Tech

created 21 hours ago | popularity 4.2 / 5 (5) | comments 11 | with audio podcast

Screening Africa's renewable energies potential

The European Commission's Joint Research Centre (JRC) has published today a study mapping the potential of renewable energy sources in Africa. The report analyses the current energy consumption in Africa and ...

Technology / Energy & Green Tech

created Feb 08, 2012 | popularity not rated yet | comments 1

When worlds collide: Researchers harness supercomputers to understand solar storm, magnetosphere

If the sun is anything, it is reassuring. It rises, sets, and rises again, allowing us to grow crops, get tan, and power homes, just to name a few of humanity's most important life-sustaining functions. No ...

Space & Earth / Space Exploration

created Feb 07, 2012 | popularity 3 / 5 (1) | comments 6 | with audio podcast

Sun delivered curveball of powerful radiation at Earth

A potent follow-up solar flare, which occurred Friday (Jan. 17, 2012), just days after the Sun launched the biggest coronal mass ejection (CME) seen in nearly a decade, delivered a powerful radiation punch ...

Space & Earth / Space Exploration

created Feb 01, 2012 | popularity 4.5 / 5 (4) | comments 0 | with audio podcast

US cybersecurity efforts trigger privacy concerns

(AP) -- The federal government's plan to expand computer security protections into critical parts of private industry is raising concerns that the move will threaten Americans' civil liberties.

Technology / Internet

created Jan 27, 2012 | popularity 5 / 5 (1) | comments 0

Biggest solar storm since 2005 pummels Earth

A potent solar flare has unleashed the biggest radiation storm since 2005 and could disrupt some satellite communications in the polar regions, US space weather monitors said Monday.

Space & Earth / Space Exploration

created Jan 23, 2012 | popularity 4.3 / 5 (11) | comments 8

NXP demonstrates groundbreaking solar street lighting solution at CES 2012

NXP Semiconductors announced that it has developed an innovative, sustainable and highly efficient solar-powered street lighting solution, together with Philips Lighting. The groundbreaking Solar Gen2 solution, which NXP ...

Technology / Energy & Green Tech

created Jan 18, 2012 | popularity 4 / 5 (2) | comments 1

PNNL's Olympus supercomputer advances science, saves energy

A new, 162-Teraflop peak supercomputer at the Department of Energy's Pacific Northwest National Laboratory is helping scientists do more complex, advanced research in areas such as energy storage and future ...

Electronics / Hardware

created Jan 17, 2012 | popularity 4.7 / 5 (3) | comments 0

NASA Goddard spacecraft cleanroom goes green

When it launches in 2014, NASA's new Magnetospheric Multiscale (MMS) mission will give scientists unprecedented insights into a little-understood physical process at the heart all space weather. This process, ...

Space & Earth / Space Exploration

created Jan 14, 2012 | popularity 3 / 5 (4) | comments 0

Giving the electricity network more grunt

A new Queensland University of Technology (QUT) research project aims to overcome one of Australia's main hurdles to the increased use of wind and solar energy.

Technology / Energy & Green Tech

created Jan 13, 2012 | popularity not rated yet | comments 0

Superconducting current limiter guarantees electricity supply of the Boxberg power plant

For the first time, a superconducting current limiter based on YBCO strip conductors has now been installed at a power plant. At the Boxberg power plant of Vattenfall, the current limiter protects the grid ...

Physics / Superconductivity

created Jan 13, 2012 | popularity 4.2 / 5 (11) | comments 3 | with audio podcast

Cuba to use sugar cane in new electricity plant

Cuba will open its first electricity plant using sugar cane as a biofuel hoping eventually to meet 30 percent of its energy needs from the fuel source, the official Granma daily said Thursday.

Technology / Energy & Green Tech

created Dec 22, 2011 | popularity 4.7 / 5 (3) | comments 7

Lawrence Livermore ramps up wind energy research

As the percentage of wind energy contributing to the power grid continues to increase, the variable nature of wind can make it difficult to keep the generation and the load balanced.

Technology / Energy & Green Tech

created Dec 14, 2011 | popularity 5 / 5 (1) | comments 0

Ex-US general warns of growing cyber threat

A US adversary would currently be unable to bring down the entire US electrical grid using cyber weapons but such a scenario is conceivable within two to five years, the former vice chairman of the Joint ...

Technology / Internet

created Dec 07, 2011 | popularity 3.3 / 5 (3) | comments 5

Siemens makes US acquisition in smart grid sector

German engineering giant Siemens said Monday it has agreed to buy eMeter, a US-based data management specialist, in a bid to enhance its position in the field of so-called smart grids.

Technology / Energy & Green Tech

created Dec 05, 2011 | popularity not rated yet | comments 0