Saskatchewan Premier Brad Wall likened a new carbon tax white paper to a "ransom note," but Ottawa says the Constitution gives it the jurisdiction to force a carbon price on provinces» read more
In a discovery that could help jump-start the hydrogen economy, a team of physicists at the University of Houston have found a catalyst that can efficiently divide water using low-cost materials» read more
Researchers on the Pacific nation’s South Island have stumbled upon a significant new source of geothermal energy when drilling into an earthquake fault; the discovery is peculiar because the fault is nowhere near a volcano, but could usher in a “new paradigm” for geothermal energy» read more
The pioneering firm has drawn up ambitious plans to wrangle icebergs in the southern Indian Ocean and tow them 9,200 kilometres to the Persian Gulf» read more
Designed to mimic the look of traditional shingles, the roof will cost tens of thousands to install, but could pay for itself through decades of electricity generation» read more
Two spillways at the 770-foot-tall dam began collapsing in February, threatening the homes and businesses of 200,000 people in the torrent's path before a break in rain allowed engineers to shore up the cracks» read more