Dark Energy
A New 'Dark Energy' Discovery Might Have Just Revolutionized Our Idea of the Universe
“If the theory holds, then this is going to revolutionize the whole of cosmology," one scientist said.
Objects at the Solar System’s Edge Are Being Influenced by Something Mysterious
The discovery of hundreds of new objects in the outer solar system confirms weird gravitational effects that could be caused by “Planet Nine.”
Scientists Discover Huge 'Voids' In the Cosmic Web Connecting the Universe
A new map of the dark matter web that connects our universe is the largest of its kind, and is part of a huge new batch of papers about the universe's structure.
A Wild Experiment Just Got Us Closer to Exploring Extra Dimensions
Scientists have measured the smallest gravitational field yet, which has big implications for future research into dark matter, quantum gravity, and the possibility of extra dimensions.
Scientists Found More Than 100 Tiny Worlds Hidden in the Solar System
A telescope looking for dark matter discovered 139 new minor planets lurking beyond Neptune's orbit, which could help scientists look for hidden planets in the outer solar system.
Scientists Are Chasing an Ancient Signal That Could Explain the Modern Universe
The faint, 12-billion-year-old signal would lead scientists to the very first stars and illuminate the origins of the modern universe, dark matter, and, well, everything.
A New Theory Unifies Dark Matter and Dark Energy as a ‘Dark Fluid’ With Negative Mass
Can one of Einstein’s forgotten theories solve the riddle of why 95 percent of the stuff in the universe appears to be missing?
We went around the world searching for dark matter
An abandoned gold mine in South Dakota and the dry desert of Chile are two key sites where the scientific work is happening.
The Astronomer Who Is Building the Largest Map of Space by Volume
Mark Halpern and his team are in a race against time to study dark energy's role in the expansion of our universe.
The Physicist Building the World’s Most Precise Clock
Advanced timekeeping could help unify quantum and gravitational physics, predict earthquakes, and navigate in deep space.
Theoretical Physicist Erik Verlinde Says We Don’t Need Dark Matter to Explain the Universe
Watch Verlinde deliver a talk on his "new view" on gravity tonight.
New Supernova Analysis Questions Dark Energy, Cosmic Acceleration
Timescape cosmology offers a way around one of the universe's best mysteries.