桔子视频

A bright galaxy surrounded by a purple glowing cloud, with stars scattered throughout a dark space background. The galaxy鈥檚 center is luminous, with soft, hazy purple gas enveloping its edges.

Dynamical horizons and the Hawking effect

Dynamical horizons and the Hawking effect

Marc Schneider (Penn State University)
July 04, 2019

July 16, 2019

A deep-space image showing numerous galaxies of various shapes and sizes scattered across a dark background, with some appearing as bright spots and others as faint, diffuse smudges.

Dark Matter Beyond

Dark Matter Beyond

Prateek Agrawal (CfA Harvard)
June 24, 2019

July 15, 2019

What can galaxies tell us about reionization?

What can galaxies tell us about reionization?

Charlotte Mason (CfA Harvard)
June 20, 2019

June 27, 2019

A colorful galaxy cluster with many bright stars and galaxies scattered on a black background. A glowing blue cloud, representing dark matter, is concentrated in the center and around some galaxies.

The Microphysics of Cosmic-ray Feedback

The Microphysics of Cosmic-ray Feedback

Xuening Bai (Tsinghua University)
May 27, 2019

June 27, 2019

A dense field of colorful stars and distant galaxies scattered across a dark, star-filled sky, appearing as tiny points and smudges of light in various colors and brightness levels.

Nonlinear gravity in the late Universe

Nonlinear gravity in the late Universe

James Mertens (York University)
May 30, 2019

May 30, 2019

A colorful image of a galaxy cluster in deep space, with bright stars, glowing clouds of blue, green, pink, and orange light, and numerous small points of light on a dark background.

Studying Dark Matter Substructure with Globular Clusters

Studying Dark Matter Substructure with Globular Clusters

Jeremy Webb (University of Toronto)
May 23, 2019

May 23, 2019

A cosmic scene showing bright yellow, green, and blue spots scattered across a cloudy, purple background resembling a nebula or a cluster of stars in space.

Gravitational Wave Signatures of Dynamically Formed Black Hole Binaries

Gravitational Wave Signatures of Dynamically Formed Black Hole Binaries

Zhong-Zhi Xianyu (Harvard)
May 22, 2019

May 22, 2019

A deep space image showing countless distant galaxies, some appearing as bright, glowing points and others as elongated, curved streaks due to gravitational lensing, all set against a dark background.

CPT-Symmetric Universe

CPT-Symmetric Universe

Latham Boyle (Perimeter)
May 16, 2019

May 16, 2019

A bright spiral galaxy with red and blue glowing arms filled with stars, dust, and gas, set against the dark background of space with scattered smaller stars visible around it.

Dynamical processes in the Galactic centre

Dynamical processes in the Galactic centre

Re'em Sari (Hebrew University)
May 13, 2019

May 13, 2019

A dense cluster of brightly colored stars glows amid swirling red and orange cosmic dust and gas, creating a vibrant, celestial scene against the dark backdrop of space.

EXCLAIM: a new balloon mission to map the cosmological history of galaxies

EXCLAIM: a new balloon mission to map the cosmological history of galaxies

Eric Switzer (NASA Goddard)
May 9, 2019

May 9, 2019