Albert Einstein News

September 25, 2023

Top Headlines

Despite Doubts from Quantum Physicists: Einstein's Theory of Relativity Reaffirmed

July 13, 2023 — One of the most basic assumptions of fundamental physics is that the different properties of mass -- weight, inertia and gravitation -- always remain the same in relation to each other. Although all ...

Einstein and Euler Put to the Test at the Edge of the Universe

June 22, 2023 — The cosmos is a unique laboratory for testing the laws of physics, in particular those of Euler and Einstein. Euler described the movements of celestial objects, while Einstein described the way in which celestial objects distort the Universe. Since ...

Curved Spacetime in a Quantum Simulator

May 17, 2023 — The connection between quantum physics and the theory of relativity is extremely hard to study. But now, scientists have set up a model system, which can help: Quantum particles can be tuned in such a way that the results can be translated into ...

Curved Spacetime in the Lab

Dec. 9, 2022 — In a laboratory experiment, researchers have succeeded in realizing an effective spacetime that can be manipulated. In their research on ultracold quantum gases, they were able to simulate an entire family of curved universes to investigate ...

Latest Headlines

updated 3:06pm EDT

Physicists Observe Wormhole Dynamics Using a Quantum Computer

Nov. 30, 2022 — Scientists have developed a quantum experiment that allows them to study the dynamics, or behavior, of a special kind of theoretical ...

First Glimpse of What Gravity Looks Like on Cosmological Scales

Nov. 4, 2022 — Scientists have reconstructed gravity to find a more robust way of understanding the ...

Active Matter, Curved Spaces: Mini Robots Learn to 'Swim' on Stretchy Surfaces

Sep. 29, 2022 — Physicists are using small wheeled robots to better understand these indirect mechanical interactions, how they play a role in active matter, and how ...

MICROSCOPE Mission Presents Most Precise Test of General Relativity's Weak Equivalence Principle

Sep. 14, 2022 — Researchers present the most precise test yet of the weak equivalence principle, a key component of the theory of general relativity. The report ...

A Step Towards Quantum Gravity

Aug. 12, 2022 — Solving Einstein's equations by using quantities that apply across all space and time coordinates could enable physicists to eventually find their 'white whale': a quantum theory of ...

Defending the Validity of Stokes-Einstein Equation in Living Systems

July 13, 2022 — New research defends the validity of the Stokes-Einstein equation, one of Albert Einstein's most famous equations, as it relates to biology. The research will help scientists better understand ...

Researchers Remeasure Gravitational Constant

July 12, 2022 — Researchers have redetermined the gravitational constant G using a new measurement technique. Although there is still a large degree of uncertainty regarding this value, the new method offers great ...

Detecting New Particles Around Black Holes With Gravitational Waves

June 7, 2022 — Clouds of ultralight particles can form around rotating black holes. A team of physicists now show that these clouds would leave a characteristic imprint on the gravitational waves emitted by binary ...

Research Breakthrough Means Warp Speed 'Unruh Effect' Can Finally Be Tested in Lab Settings

May 9, 2022 — A major hurdle for work at the forefront of fundamental physics is the inability to test cutting-edge theories in a laboratory setting. But a recent ...

Invisible Helium Atoms Provide Exquisitely Sensitive Test of Fundamental Theory

Apr. 8, 2022 — Physicists have developed the most sensitive method ever for measuring the potential energy of an atom (within a hundredth of a decillionth of a ...

Earlier Headlines

Summaries
Headlines

Moon's Orbit Proposed as a Gravitational Wave Detector

Mar. 17, 2022 — Researchers propose using the variations in distance between the Earth and the Moon, which can be measured with a precision of less than a centimeter, as a new gravitational wave detector within a ...

Mathematical Discovery Could Shed Light on Secrets of the Universe

Mar. 9, 2022 — How can Einstein's theory of gravity be unified with quantum mechanics? It is a challenge that could give us deep insights into phenomena such as black holes and the birth of the universe. Now, ...

Dark Energy: Neutron Stars Will Tell Us If It's Only an Illusion

Mar. 3, 2022 — Scientists provide the first simulation of neutron star collisions in extensions of general relativity relevant for cosmology, offering a new approach to test ...

Atomic Clocks Measure Einstein's General Relativity at Millimeter Scale

Feb. 16, 2022 — Physicists have measured Albert Einstein's theory of general relativity, or more specifically, the effect called time dilation, at the smallest scale ever, showing that two tiny atomic clocks, ...

Future Gravitational Wave Detector in Space Could Uncover Secrets of the Universe

Feb. 10, 2022 — New research has shown that future gravitational wave detections from space will be capable of finding new fundamental fields and potentially shed new light on unexplained aspects of the ...

Einstein's Photoelectric Effect: The Time It Takes for an Electron to Be Released

Feb. 10, 2022 — When light hits a material, electrons can be released from this material -- the photoelectric effect. Although this effect played a major role in the development of the quantum theory, it still holds ...

Matter and Antimatter Seem to Respond Equally to Gravity

Jan. 5, 2022 — As part of an experiment to measure -- to an extremely precise degree -- the charge-to-mass ratios of protons and antiprotons, researchers have found that, within the uncertainty of the experiment, ...

Resolving the Black Hole ‘fuzzball or Wormhole’ Debate

Jan. 4, 2022 — Black holes really are giant fuzzballs, a new study says. The study attempts to put to rest the debate over Stephen Hawking's famous information paradox, the problem created by Hawking's ...

Machine Learning Decodes Tremors of the Universe

Dec. 9, 2021 — Researchers train a neural network to estimate -- in just a few seconds -- the precise characteristics of merging black holes based on their gravitational-wave emissions. The network determines the ...

Gravitational Waves Could Be Key to Answering Why More Matter Was Left Over After Big Bang

Dec. 8, 2021 — If researchers can detect Q-balls in gravitational waves, it could help explain why more matter than anti-matter was left over after the Big ...

Jet from Giant Galaxy M87: Computer Modelling Explains Black Hole Observations

Nov. 4, 2021 — An enormous jet of particles emitted by the giant galaxy M87 can be observed astronomically in various wavelengths. Scientists have developed a theoretical model of the morphology of this jet using ...

Uncovering the Secrets of Ultra-Low Frequency Gravitational Waves

Oct. 18, 2021 — New methods of detecting ultra-low frequency gravitational waves can be combined with other, less sensitive measurements to deliver fresh insights into the early development of our universe, ...

Have We Detected Dark Energy? Scientists Say It's a Possibility

Sep. 15, 2021 — Dark energy, the mysterious force that causes the universe to accelerate, may have been responsible for unexpected results from the XENON1T experiment, deep below Italy's Apennine ...

Scientists Use Artificial Intelligence to Detect Gravitational Waves

July 7, 2021 — Researchers have used artificial intelligence to dramatically reduce the time it takes to process data coming from the Laser Interferometer Gravitational-Wave ...

When Testing Einstein's Theory of General Relativity, Small Modeling Errors Add Up Fast

June 16, 2021 — Small modeling errors may accumulate faster than previously expected when physicists combine multiple gravitational wave events (such as colliding black holes) to test Albert Einstein's theory ...

Silencing Vibrations in the Ground and Sounds Underwater

Apr. 6, 2021 — POSTECH professor Junsuk Rho's research team demonstrates artificial control of elastic waves and underwater sounds applicable as stealth ...

Quantum Physicists Measure the Smallest Gravitational Force Yet

Mar. 10, 2021 — Researchers have succeeded in measuring the gravitational field of a gold sphere, just 2 mm in diameter, using a highly sensitive pendulum - and thus the smallest gravitational force. The experiment ...

Quantum Collaboration Gives New Gravity to the Mysteries of the Universe

Feb. 17, 2021 — Scientists have used cutting-edge research in quantum computation and quantum technology to pioneer a radical new approach to determining how our Universe works at its most fundamental ...

Placing Cosmological Constraints on Quantum Gravity Phenomenology

Feb. 10, 2021 — Researchers have used well-established cosmological observations to place tighter constraints on the quadratic model of the Generalized Uncertainty Principle, while discrediting the linear ...

Could We Harness Energy from Black Holes?

Jan. 13, 2021 — Physicists have found a new way to extract energy from black holes by breaking and rejoining magnetic field lines near the event ...

Thursday, March 17, 2022