Astronomers have captured images of two stellar explosions—known as novae—within days of their eruption and in unprecedented ...

Mysterious Bright Flashes in the Night Sky Baffle Astronomers Celestial transients shine furiously and briefly. Astronomers ...

A new set of computer simulations may finally explain several long-standing mysteries surrounding gigantic radio "relics" that appear when galaxy clusters collide.

Tiny waves, big implications: Electron microscope image of the superfluid wave tank used in the experiments (blue) coupled to an optical fibre which brings laser light in and out of the device. The ...

The study of large-time behavior of solutions to partial differential equations is a fundamental pursuit in mathematical analysis, with profound ...

Galaxy clusters are the most massive objects in the universe held together by gravity, containing up to several thousand ...

A classical nova may look simple at first. A faint star brightens, sometimes enough for you to spot without a telescope, then ...

Physicists have finally confirmed a phenomenon that sounds like pure science fiction: waves that appear to bounce off a ...

The Joint Actinide Shock Physics Experimental Research (JASPER) facility recently surpassed 200 full-containment experimental ...

Black holes keep showing up in the news. Scientists have recorded the space ripples from their violent crashes and even captured the first images of their shadowed outlines at the centers of galaxies.