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Physics

<p>Join David Kaplan on a virtual-reality tour showing how the sun, the Earth and the other planets came to be.</p>
Multimedia

Journey to the Birth of the Solar System

Join David Kaplan on a virtual-reality tour showing how the sun, the Earth and the other planets came to be.

<p>A series of observations at the very edge of the universe has reignited a debate over what lifted the primordial cosmic fog.</p>
astrophysics

Discoveries Fuel Fight Over Universe’s First Light

A series of observations at the very edge of the universe has reignited a debate over what lifted the primordial cosmic fog.

<p>Time isn’t just another dimension, argues Tim Maudlin. To make his case, he’s had to reinvent geometry.</p>
Q&A

A Defense of the Reality of Time

Time isn’t just another dimension, argues Tim Maudlin. To make his case, he’s had to reinvent geometry.

<p>As physicists extend the 19th-century laws of thermodynamics to the quantum realm, they’re rewriting the relationships among energy, entropy and information.</p>
information theory

The Quantum Thermodynamics Revolution

As physicists extend the 19th-century laws of thermodynamics to the quantum realm, they’re rewriting the relationships among energy, entropy and information.

<p>Angela Olinto’s new balloon experiment takes her one step closer to the unknown source of the most energetic particles in the universe.</p>
Q&A

A Cosmic-Ray Hunter Takes to the Sky

Angela Olinto’s new balloon experiment takes her one step closer to the unknown source of the most energetic particles in the universe.

<p>After a surprise discovery, astrophysicists are racing to understand superenergetic flashes of radio waves that sometimes beep out from distant galaxies.</p>
astrophysics

A Cosmic Burst Repeats, Deepen­ing a Mystery

After a surprise discovery, astrophysicists are racing to understand superenergetic flashes of radio waves that sometimes beep out from distant galaxies.

<p>In order to fully understand the quantum world, we may have to develop a new realm of mathematics.</p>
Quantized Columns

Quantum Questions Inspire New Math

In order to fully understand the quantum world, we may have to develop a new realm of mathematics.

<p>For decades, researchers believed that violent supernovas forged gold and other heavy elements. But many now argue for a different cosmic quarry.</p>
astrophysics

A New Blast May Have Forged Cosmic Gold

For decades, researchers believed that violent supernovas forged gold and other heavy elements. But many now argue for a different cosmic quarry.

<p>Computational physicist Sharon Glotzer is uncovering the rules by which complex collective phenomena emerge from simple building blocks.</p>
Q&A

‘Digital Alchemist’ Seeks Rules of Emergence

Computational physicist Sharon Glotzer is uncovering the rules by which complex collective phenomena emerge from simple building blocks.