Preventing air accidents
A Norwegian satellite-based system aims to ensure that helicopters and light aircraft are prevented from colliding with power lines and other obstacles.
Mystery of reindeer's changing eye colour
Nobody has ever come up with a definitive explanation for Rudolph's fabled red nose, but visitors to Kingston University's latest Café Scientifique session have had the chance to hear all about the curious ...
Juiced roads: Volvo explores electric power for trucks, buses
Ethiopia starts Blue Nile diversion in dam project
Ethiopia has begun diverting the Blue Nile as part of a giant dam project, officials said Wednesday, risking potential unease from downstream nations Sudan and Egypt.
Lack of climate action risks developing world gains, UN says
The rise of developing nations has cut poverty while the combined economies of Brazil, China and India are on a path to overtake wealthy nations, but failure to act on climate change could reverse those gains, ...
Better power grid synchronization may enable smart grids to self-recover from failures
Scientists develop new materials for board-level photonics
Today at the Photonics West conference, Dow Corning and IBM scientists unveiled a major step in photonics, using a new type of polymer material to transmit light instead of electrical signals within supercomputers ...
The science behind northern lights
(Phys.org)—Northern night skies have recently been alive with light. Those shimmering curtains get their start about 93 million miles away, on the sun.
Work on Africa's biggest wind farm in Kenya to begin
The construction of what is to become Africa's biggest wind farm will start by June in an arid region of northern Kenya, the project's officials said on Saturday.
'Authentication Outlet': Electricity use can be managed, consumed on a per-user and per-device basis
In recent years, the situation surrounding the supply of electricity and energy has changed significantly, and this has raised social concern over the impact of such supply on the global environment and our ...
Smart grids could outsmart criminals
Your smart phone uses broadband to connect you to the world. But when charging it, you're relying on an electrical system that was designed and built in the era of the rotary phone.
With changes, the grid can take it
Over the next two decades, the U.S. electric grid will face unprecedented technological challenges stemming from the growth of distributed and intermittent new energy sources such as solar and wind power, ...
Power lines a major risk for migratory birds
When flamingos, storks, pelicans and other migratory birds undertake their long seasonal flights, they risk their lives winging their way through the endless power grids that cover the world.
'Third World' power outages plague US homes, firms
The United States is the biggest economy in the world, but all it takes to put the lights out here is some snow, or wind, or rain, or squirrels, even a prison break-out.