Archive: Science & Technology
11 Dec 2014
Promising new technologies, including more efficient photovoltaic cells that can harvest energy across the light spectrum, have the potential to dramatically increase solar power generation in the next two decades. But major hurdles remain.
06 Nov 2014
Scientists are offering widely varying estimates of how much carbon we can emit into the atmosphere without causing dangerous climate change. But establishing a so-called carbon budget is critical if we are to keep the planet a safe place to live in the coming century.
27 Oct 2014
Because utilities can't control when the sun shines or the wind blows, it has been difficult to fully incorporate solar and wind power into the electricity grid. But new technologies designed to store the energy produced by these clean power sources could soon be changing that.
20 Oct 2014
Armed with new high-tech equipment, mining companies are targeting vast areas of the deep ocean for mineral extraction. But with few regulations in place, critics fear such development could threaten seabed ecosystems that scientists say are only now being fully understood.
08 Oct 2014
Scientists and climate negotiators have largely agreed that limiting global warming to no more than 2 degrees Celsius is an important goal. But political scientist David Victor disagrees, arguing that the benchmark is too simplistic and should be abandoned in favor of other indicators.
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