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Posts tagged with ‘health’ (57)

Geography Word of the Week: Niphablepsia

Posted by Thomas Hall in Nature on Thursday, January 28, 2016

An example of goggles carved from antler or bone which the Inuit use to prevent niphablepsia, more commonly known as snow blindness. (Photo: Julian Idrobo)



A medical term for snow blindness. A more common term you may have heard is photokeratitis.


From the Greek nipha meaning “snow” and ablepsia meaning “blindness.”


Niphablepsia is caused when the sun’s UV rays reflecting off snow burn the cornea. The Inuit developed clever “sunglasses” carved out of bone or antlers that block out most UV rays.

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Interactive map shows global air pollution in realtime

Posted by Sabrina Doyle in Mapping on Monday, January 25, 2016

Plume Labs' World Air Map provides a realtime snapshot of air pollution in major cities around the world.

Air pollution is largely invisible, affects everyone's health, and is mostly out of any single person's control. But tech company Plume Labs wants to empower people to make smarter decisions with its World Air Map, which shows realtime air quality around the world.

The data comes from local monitoring stations in over 150 cities. While these results are already released publicly, the desktop-based World Air Map and companion smartphone app aim to put the information in context and make it more ...

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Mapping calorie consumption by country

Posted by Sabrina Doyle in Mapping on Tuesday, November 10, 2015

How many calories are consumed per capita around the world? (Dorina Andress/Wikimedia Commons)

It’s a sad fact that some countries have too much food while others do not have enough. But how does Canada stack up, compared to the rest of the world?

To learn more about global consumption patterns, addiction treatment provider Recovery Brands looked at how many calories are consumed on average within the 34 member countries of the Organisation for Economic Co-operation and Development.

What they found might make you lose your appetite.

While the United States served up enough daily ...

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Scientists discover jet lag gene in mice

Posted by Siobhan McClelland in Travel on Tuesday, October 15, 2013

(Photo: islandjoe)

Weary travellers may soon have some relief from tiresome jet lag symptoms.

A recent study found that mice that didn’t have a particular gene in the brain were able to adjust to jet lag changes faster than regular mice. The study came out of research examining the circadian clock, a master clock in the brain that synchronizes clock systems throughout the body and controls behaviour.

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Antarctic research could help NASA limit risks to astronaut health

Posted by Sabrina Doyle in The Polar Blog on Saturday, September 21, 2013

Researcher Christian Otto at the South Pole, with the station visible in the distance over his shoulder. (Photo courtesy of Christian Otto)

As Christian Otto knelt on the side of Mount Everest measuring brain pressure, the emergency physician from Kingston, Ont., never guessed the experience would lead him to space research. But when NASA realized it was facing one of the most serious dangers to the health of its astronauts in recent decades, they solicited Otto’s expertise.

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