Longhorn Lab Report: Why Dark Matter Matters

March 23, 2018

Dark matter makes up as much as 68 percent of the universe, but we know barely anything about it — including if it exists at all. UT astronomy professor Michael Boylan-Kolchin talks about the implications of his newest research into the mysterious substance.

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Alumnus lectures on gravitational wave detection

September 23, 2016

UT alumnus David Reitze, director of the Laser Interferometer Gravitational-Wave Observatory, began his presentation by telling a story that started 1.3 billion years ago with the collision of two black holes that caused ripples through space-time.

“Unfortunately, we’re going to skip most of that 1.3 billion years and move forward to about a hundred years ago,” he said. “This is where the story gets interesting from the human perspective.”

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