The Milky Way’s Stars Reveal Its Turbulent Past
The galaxy's stars keep a record of its history. By reading those stories, astronomers are learning more about how the Milky Way came to be—and about ..
The galaxy's stars keep a record of its history. By reading those stories, astronomers are learning more about how the Milky Way came to be—and about ..
Images from the European Space Agency’s newest telescope show the power of instruments that will create 3D surveys of a third of the sky, covering 10 billion ..
Physicists finally know where at least some of these high-energy particles come from, which helps make the neutrinos useful for exploring fundamental physics. ..
The European Space Agency’s new orbiting observatory will scan billions of galaxies for clues about the universe’s expansion. ..
The Atacama Cosmology Telescope could help resolve some cosmic discrepancies: How fast the universe is expanding and how evenly matter is distributed. ..
Scientists are using secondary signatures from the cosmic microwave background to map the universe’s hidden matter. ..
A new experiment pulled off the most precise measurement of an electron’s self-generated magnetic field—and the universe’s subatomic model is at stake. ..
An experiment at the Large Hadron Collider suggests there’s a chance of catching this elusive evidence as it floats through our galactic neighborhood. ..
Physicists study starlight to find whether the fine structure constant, whose value makes our universe possible, really is the same everywhere. ..
A growing catalog of huge but dim “ultra-diffuse” galaxies is forcing astronomers to invent new theories of galactic evolution. ..