Is there really a cosmological constant? Or is dark energy changing with time? (Synopsis)

“If you’re puzzled by what dark energy is, you’re in good company.” -Saul Perlmutter We normally assume that the fundamental constants of the Universe are actually constant, but they don’t have to be that way. They could vary in space, in time, or with the energy density of the Universe, in principle. Before believing in … Read more

Comments of the Week #162: from singularity evaporation to the loss of Earth’s helium

“The ability to listen and learn is key to mastering the art of communication. If you don’t use your verbal skills and networking, it will disappear rapidly.” -Rick Pitino It’s been a week full of amazing and controversial stories about the Universe here at Starts With A Bang! Did you catch the fantastic live event on Wednesday at … Read more

The World Is Wasting Our Irreplaceable Helium, And Nobody Cares (Synopsis)

“Oh Beautiful for smoggy skies, insecticided grain, For strip-mined mountain’s majesty above the asphalt plain. America, America, man sheds his waste on thee, And hides the pines with billboard signs, from sea to oily sea.” -George Carlin When you think of helium, you very likely think of balloons, birthday parties, and blimps. But this inert, … Read more

Trump’s NASA Budget Eliminates Education Office, Plunging America Into The Dark (Synopsis)

“First Rate People hire first rate people. Second rate people hire third rate people.” -Hermann Weyl So, here we are, encountering one another on the internet. There’s a really good chance that this is because you have some interest in space, science, astronomy, astrophysics, or some related area. Although I am an astrophysicist with a … Read more