Destiny 2: The Witch Queen

I played the new Destiny 2 expansion on release day. There was a snafu with my collector’s edition, which would arrive only 2 weeks after launch, much to my dismay. It also didn’t include a game code, which was annoying. Luckily, I sort of expected this, so I got myself another deluxe edition to be able to play on day one.

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Baryon Oscillation Spectroscopic Survey Measures the Universe’s Expansion and Dark Energy

dark-energy-expansion

One of nature’s biggest mysteries, dark energy, is being explored thanks to a deceptively simple tool that David Schlegel came up with. 2,200 aluminum plates, about the size of a manhole cover, each one drilled with a specific pattern of holes that match the arrangement of galaxies in a particular section of the sky, are used for an hour each at the prime focus of the 2.5-meter telescope at Apache Point Observatory in New Mexico. When the telescope points to the right spot, the light from each galaxy streams through its corresponding hole. This light is then broken up and used to measure how fast each galaxy is being carried away.

Read more @ SciTechDaily

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