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Chris Hadfield: The gravity of gravity

After five months of being Superman and a media superstar, Canadian astronaut Chris Hadfield is now beginning the challenging task of adapting his mortal body and brain to life back on Earth.
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Chris Hadfield's fall from space

The final segment of Canadian Astronaut Chris Hadfield's mission, the return to Earth on Monday evening, will be the most difficult of all. As he plunges into the atmosphere, he will transform from a free floating body to a heavy prisoner of gravity.
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Glimmer of hope even as planet hits CO2 climate milestone

A new record level of carbon dioxide in the Earth's atmosphere has been recorded at the Mauna Loa observatory on the island of Hawaii, the world's premier atmospheric monitoring station.

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Celebrating 60 years of DNA

A ceremony at Cambridge University in England this week unveiled a memorial to Dr. Francis Crick, co-discoverer of the structure of the DNA molecule. His co-author, Dr. James Watson, now 85, attended the ceremony for a discovery many consider to be as important as Darwin's theory of evolution and Einstein's theory of relativity.
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Crowdsourcing the space program

This weekend, hackers from around the world will gather for the International Space Apps Challenge. It's an opportunity for the public to become involved in the space program, and a chance for NASA to acquire fresh new ideas.

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Failure of Radarsat a success for Canada

After almost 18 years in space, Canadian satellite Radarsat-1 has gone silent. But few tears have been shed at the Canadian Space Agency, because the instrument was designed to run for only five years, so it was well past its warranty.
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Elusive dark matter still elusive, but Canada is on it

A poorly attended press conference at NASA headquarters this week announced early results from a dark matter experiment on the International Space Station. While the scientists were excited by their findings, the media responded with a shrug, because the results were somewhat incomplete.
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Creature comforts matter on the road to space

On any long road trip, taking breaks to deal with bodily functions are an important part of the journey. Well, it's no different on a space trip. The latest crew to head up to the International Space Station took a fast track for much the same reason.
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Science and pseudo-science on the ocean floor

When filmmaker James Cameron made a daring solo dive to the deepest part of the ocean last year, he reported that the abyss appeared as a desert, almost devoid of life. But new research by Danish scientists using robots has shown that there is actually more life down there than Cameron saw. Real science sees the world differently than adventure seekers.
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Captain Canada (colonel, actually) takes charge of the ISS

When Canadian astronaut Chris Hadfield was named new commander of the International Space Station, a rendition of O Canada was included in the ceremony.

It was a symbol that the rest of the world recognizes Canada as a technological leader, while Hadfield fulfilled his ultimate childhood dream.

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