Scientists shed light on riddle of Sun's explosive events

(Phys.org)—Four decades of active research and debate by the solar physics community have failed to bring consensus on what drives the sun's powerful coronal mass ejections (CMEs) that can have profound "space weather" ...

Solar and wind energy may stabilise the power grid

(Phys.org)—Renewable energies such as wind, sun and biogas are set to become increasingly important in generating electricity. If increasing numbers of wind turbines and photovoltaic systems feed electrical energy into ...

Microgrids: So much more than backup energy

(Phys.org)—Most Americans don't have to think much about energy reliability. We plug in a computer and it powers up; we flip a switch and the lights come on.

US spy master courts top hackers at Def Con

US spy master Keith Alexander on Friday courted hackers at an infamous Def Con gathering rife with software tricksters wary of police and ferociously protective of privacy.

Grid stability thanks to precise forecasts

A self-learning software system from Siemens can stabilize power grids. The program, which is based on neural networks, can forecast the electrical output of renewable energy sources over a 72-hour period with more than 90 ...

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