Highly insulating triple-pane windows keep a house snug and cozy, but it takes two decades or more for the windows to pay off financially based on utility-bill savings, according to a report by energy efficiency experts at ...
Energy & Green Tech
Dec 4, 2013
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Bees have a much greater economic value than is widely known, according to a scientific probe into strawberry-growing published on Wednesday.
Ecology
Dec 4, 2013
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Barges loaded with mountains of coal glide down the polluted Mahakam River on Indonesian Borneo every few minutes. Viewed from above, they form a dotted black line as far as the eye can see, destined for power stations in ...
Environment
Dec 4, 2013
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A star is formed when a large cloud of gas and dust condenses and eventually becomes so dense that it collapses into a ball of gas, where the pressure heats the matter, creating a glowing gas ball – a star is born. New ...
Astronomy
Dec 4, 2013
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