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Image credit: LIGO Scientific Collaboration

  • Faculty
November 18, 2016
After the historic announcement of the discovery of gravitational waves from merging black holes by LIGO, Peter Graham answered questions

Researchers chat during a coffee break at the It From Qubit summer school

Photo: JB Park, Perimeter Institute

  • Department News
August 31, 2016
The first It From Qubit collaboration workshop and summer sch
  • Hard Problems
April 19, 2016
Once upon a time, about 13.8 billion years ago, our universe sprang from a quantum speck, ballooning to one million trillion trillion trillion…
March 31, 2016
Two dimensional conformal field theories (CFTs) have a very powerful property called modular invariance, which relates the high and low temperature…
March 28, 2016
Quantum gravity in anti de Sitter space in three spacetime dimensions is conjectured to be dual to two dimensional conformal field theories (CFTs)…
January 20, 2016
One of the most powerful mathematical principles guiding our current understanding of quantum physics is symmetry.
  • Hard Problems
December 30, 2015
If a pebble is thrown into a black hole, an observer outside the black hole will see waves of energy diffuse outwards along the event horizon.
December 1, 2015
The Cosmic Axion Spin Precession Experiment (CASPEr) has received funding for phase 1 from the
November 30, 2015
In 1974, Hawking put forward the notion that black holes are not truly ‘black’. Instead, a black hole continuously burns and emits all of its mass in…
November 30, 2015
Since 1997 physicists have understood that anti-de Sitter quantum gravity in d+1 dimensions can emerge from suitable d dimensional conformally…
November 24, 2015
A team of Stanford physicists, including SITP members Peter Graham and Tim Wiser, have proposed a space mission that could detect or rule out some…
November 23, 2015
The hierarchy problem, the puzzlingly light mass of the Higgs, is one of the largest open questions in physics beyond the Standard Model.