astrophysics
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You Aren’t Living In A Hologram, Even If You Wish You Were
You may have read today that the entire universe is a giant hologram. Maybe your mind was blown while you contemplated a 2D universe, or that researchers had somehow found substantial evidence you were “living in an illusion”.
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Black Holes And Galactic Cluster Combine Into A Giant Cosmic Particle Accelerator
Two billion light years away, two clusters of galaxies are colliding in an intergalactic pileup. As black holes interact with the gas inside the collision, the mass has turned into an enormous particle launcher, spewing some of the universe’s highest-energy stuff.
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Voyager Probes Are Still Making Amazing Discoveries
In August 2012, Voyager 1 went where no human-made object has gone before: it crossed the “heliopause,” the outermost edge of the Sun’s heliosphere, and entered interstellar space.
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Astronomers Spot A Massive Black Hole That’s Gone Rogue
Using the Chandra X-ray Observatory, astronomers have found evidence of a “wandering” black hole on the outskirts of a distant galaxy. It’s too far away to cause us any trouble, but the discovery of this homeless ball of gravitational despair affirms a long standing theory about the existence of such objects.