22/10/2012

New poll shows voters have strong interest in global affairs

(Phys.org)—Voters in the pivotal battleground states of Ohio and Florida show strong interest in global security issues, and want to hear the candidates' views on defense, Iran and terrorism in the final presidential debate, ...

Measuring the black hole environment of a quasar nucleus

(Phys.org)—Quasars are among the most powerful energy sources known—some are as luminous as one hundred thousand Milky Way galaxies. Astronomers know that quasars have massive black holes at their cores and believe that ...

A new glow for electron microscopy

The glowing green molecule known as green fluorescent protein (GFP) has revolutionized molecular biology. When GFP is attached to a particular protein inside a cell, scientists can easily identify and locate it using fluorescence ...

3 Questions: Removing barriers to the Web

During the opening ceremonies of this summer's Olympic games in London, a musical performance culminated with a stage-set house rising into the rafters to reveal Tim Berners-Lee, the inventor of the World Wide Web, sitting ...

US astronaut sees science breakthrough in space

A U.S. astronaut departing this week for the International Space Station said Monday that the bulk of the scientific benefits from the orbiting laboratory will be seen over the coming decade, amid questions on whether the ...

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