News tagged with dark energy

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What is time – and why does it move forward?

Imagine time running backwards. People would grow younger instead of older and, after a long life of gradual rejuvenation – unlearning everything they know – they would end as a twinkle in their parents' eyes. That's ...

dateFeb 23, 2016 in General Physics
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Explore galaxies far, far away at internet speeds

No need for hyperdrive: Scientists have released an "expansion pack" for a virtual tour of the universe that you can enjoy from the comfort of your own computer. The latest version of the publicly accessible images of the ...

dateJan 21, 2016 in Astronomy
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What is dark energy?

We live in interesting times. For thousands of years, we have thought we knew what the universe – and everything in it – was made of: normal matter, the kind that make up the elements of the periodic table.

dateFeb 01, 2016 in Astronomy
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New lenses to help in the hunt for dark energy

Since the 1990s, scientists have been aware that for the past several billion years, the universe has been expanding at an accelerated rate. They have further hypothesized that some form of invisible energy must be responsible ...

dateMar 21, 2016 in Astronomy
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Do we need a new theory of gravity?

In the late 1990s physicists discovered, to their consternation, that the expansion of the universe is not slowing but accelerating. Nothing in the 'standard model of cosmology' could account for this, and so a new term was ...

dateNov 09, 2015 in General Physics
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What lit up the universe?

New research from UCL shows we will soon uncover the origin of the ultraviolet light that bathes the cosmos, helping scientists understand how galaxies were built.

dateAug 27, 2014 in Astronomy
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