Mars Ice Deposit Holds as Much Water as Lake Superior

Frozen beneath cracked, pitted plains on Mars lies about as much water as is in Lake Superior, researchers using NASA's Mars Reconnaissance Orbiter have determined.

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Who Invented Agriculture First? It Sure Wasn't Humans

Ants in Fiji farm plants and fertilize them with their poop. And they've been doing this for 3 million years, much longer than humans, who began experimenting with farming about 12,000 years ago.

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Lufthansa grounds long-haul flights as strike drags on

More than 100,000 Lufthansa passengers are facing disruption as a strike by pilots dragged on for a third day. The German airline cancelled about 830 flights on Friday, with long-haul journeys facing disruption over the weekend as the dispute intensifies. Lufthansa has cancelled more than 2,600 flights since pilots first went on strike on Wednesday. The pilots' union said 88 long-haul flights leaving Germany on Saturday would be hit.

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It could be Last Call for Northern Gateway as Ottawa makes a Key Decision on the Pipeline

The federal cabinet will make a decision on the Enbridge-backed Northern Gateway pipeline today, after years of delays and false starts, but it will be days before the public knows the fate of the controversial project.

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This island is now powered almost entirely by solar energy

A small island in American Samoa is making the switch from diesel generators to 100 percent renewable energy. Ta’u, the easternmost of the Samoan islands, has just been equipped with a new microgrid with 1.4 megawatts of solar-generation capacity and six megawatt hours of battery storage. It’s enough to power the entire island night and day.

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Overheated Arctic sign of climate change 'vicious circle'

Freakishly high temperatures in the Arctic driven by heat-packed oceans and northward winds have been reinforced by a "vicious circle" of climate change, scientists said Thursday. Air above the Polar ice cap has been 9-12 degrees Celsius (16.2 to 21.6 degrees Fahrenheit) above average during the last four weeks, according the data from the Danish Meteorological Institute (DMI), which tracks hourly changes in Arctic weather.

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Bright city lights are keeping ocean predators awake and hungry

Light pollution is changing the day-night cycle of some fish, dramatically affecting their feeding behaviour.

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