News tagged with energy

How fast is the universe expanding?

The Universe is expanding, but how quickly is it expanding? How far away is everything getting from everything else? And how do we know any of this anyway?

Feb 10, 2015
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How do we study the Sun?

A quick think about optical astronomy would have you imagine that most of it takes place at night. Isn't that when the stars and galaxies come out to play? Well, that assumption makes at least one glaring ...

Feb 09, 2015
4.8 / 5 (6) 0

Climate summit hosts press India on emissions

The French hosts of a UN climate summit later this year insisted Thursday that combatting global warming would not undermine efforts to fight poverty as they lobbied for India's support in cutting emissions.

Feb 05, 2015
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