For the first time, physicists have recorded sound waves moving through a perfect fluid with the lowest possible viscosity.
Although the ground beneath our feet feels solid and reassuring (most of the time), nothing in this universe lasts forever.
On Dec. 6, 2020, after six years in space, the Japan Aerospace Exploration Agency's Hayabusa2 spacecraft will finally return to Earth.
Roughly two to three times Earth's distance from the sun, in the Asteroid Belt that lies between Mars and Jupiter, 16 Psyche makes its home.
An object identified earlier this year as the closest black hole we've ever discovered may have just been demoted.
Researchers have performed one of the most precise measurements yet to determine the proportion of matter in the universe.
Physicists have figured out how objects traveling through a superfluid can exceed a critical speed limit.