The temperature of elementary particles has been observed in the radioactive glow following the collision of two neutron ...
The nearest (Markarian 231) is 600 million light years away from Earth ... interactions with photons of the ubiquitous cosmic ...
The universe is made up of much more than meets the eye. While telescopes reveal countless galaxies, each containing billions ...
The extragalactic background radiation, from gamma-rays to radio waves, tells us a great deal about the formation and evolution of structure in the universe. A workshop at the Space Telescope Science ...
The European Southern Observatory captured a Halloween-themed image of the Dark Wolf Nebula, a hauntingly dense cloud of ...
Webb's high-resolution instruments uncover distant objects, enabling studies of early stars, galaxies, and habitable ...
The VLT Survey Telescope captured a spooktacular image of a nebula that looks like a dark wolf in the sky just in time for ...
This leads us to a key scientific facility — the synchrotron radiation light source. It can produce light billions or even trillions of times brighter than the sun. It acts like a "super ...
My daughter's diagnosis of a rare and aggressive brain tumor at 3 years old made me strongly consider whether or not to have her treated with radiation.
We take X-rays for granted, but they were unknown until German physicist Wilhelm Roentgen discovered them 130 years ago.