When a star explodes as a supernova, it shines brightly for a few weeks or months before fading away. Yet the material blasted outward from the explosion still glows hundreds or thousands of years ...

Astronomers studying the remnants of a well-known stellar explosion discovered a blisteringly fast shock wave that is rushing inward at 1,000 times the speed of sound, lighting up what remains of the ...

Nuclear scientists create the hottest matter in the universe by colliding nuclei at almost the speed of light. At such high temperatures, almost a million times hotter than the Sun, nuclear matter ...

When a star explodes as a supernova, the material blasted outward from the explosion still glows hundreds or thousands of years later, forming a picturesque supernova remnant. What powers such ...

(Nanowerk News) When a star explodes as a supernova, it shines brightly for a few weeks or months before fading away. Yet the material blasted outward from the explosion still glows hundreds or ...