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astrophysics

Katherine Freese
Q&A

In Search of Dark Stars

July 22, 2014

Katherine Freese, a physicist who will soon lead the Nordic Institute for Theoretical Physics, reflects on the hunt for dark matter and how dark matter heating may have produced the first stars.

Gamma Ray Excess
astrophysics

Case for Dark Matter Signal Strengthens

March 3, 2014

A new analysis strengthens the case that gamma rays emanating from the center of the Milky Way come from dark matter particles known as WIMPs.

Data Driven: The New Big Science

A Digital Copy of the Universe, Encrypted

October 2, 2013

As physics prepares for ambitious projects like the Large Synoptic Survey Telescope, the field is seeking new methods of data-driven discovery.

particle physics

In Hunt for Dark Matter, Promises to Keep?

July 18, 2013

Whispers of the elusive particles are becoming stronger with a series of signals that appear to be zeroing in on a leading contender.

cosmology

Peering Into the Early Universe

March 7, 2013

Three “extremely large telescopes” poised to begin observations within a decade could help answer some of the universe’s oldest and best-kept secrets.