What's Current in

Physics

Image
James Hartle at the Sante Fe Institute in 2011.
Photo Credit
Copyright: Babak Dowlatshahi
Jim Hartle provided a grounding, yet inspiring presence to his friends and colleagues.

Physicists gather to remember the father of quantum cosmology

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Come One, Come All
An artist’s interpretation of a quasar and the black hole at its center.

A Most Distant Signal

Enlightening Dark Ions

Building Useful Gadgets

On the Horizon

From the Poles to the Stars

Quantum Shake

Quantum Future