Gravitational Waves News - SciTechDaily

Alien Search Intensifies: Detecting Gravitational Waves From Collapsing Warp Drives

Queen Mary University of London — Sun, 11 Aug 2024 19:01:35 +0000

Researchers have simulated gravitational waves emitted by a collapsing warp drive, a concept traditionally reserved for science fiction but grounded in Einstein’s theory of General Relativity. This groundbreaking study conducted by international physicists doesn’t claim to make warp drives a reality but opens new paths for detecting such phenomena with future gravitational wave detectors, providing [...]

Faster Than Light Travel: New Simulations Explore Warp Drive Gravitational Effects

University of Potsdam — Mon, 05 Aug 2024 03:04:21 +0000

Researchers have been delving into the concept of warp drives, theoretically allowing spaceships to surpass the speed of light, using principles from Einstein’s General Relativity. Physicists have been exploring the theoretical possibility of spaceships driven by compressing the four-dimensional spacetime for decades. Although this so-called “warp drive” originates from the realm of science fiction, it [...]

Beyond the Big Bang: Decoding Dark Matter and Cosmic Mysteries With Gravitational Waves

Iqbal Pittalwala, University of California - Riverside — Tue, 23 Jul 2024 21:26:59 +0000

Recent research indicates that simple forms of matter from the early universe might be detectable through gravitational waves, which could also explain the nature of dark matter. These findings offer a potential breakthrough in both the detection of gravitational waves and the identification of dark matter components. Gravitational waves, ripples in space-time predicted by Einstein [...]

The Galactic Pulse: Pulsar Timing Arrays Detect Long-Period Gravitational Waves

North American Nanohertz Observatory for Gravitational Waves — Sat, 20 Jul 2024 04:07:59 +0000

Astrophysicists have detected long-period gravitational waves using data from 68 pulsars, as reported by NANOGrav. This discovery, based on 15 years of data, aligns with predictions of general relativity and offers insights into supermassive black holes and galaxy mergers. The research involved significant collaboration and technological advancements. Astrophysicists using large radio telescopes to observe a [...]

Beyond Einstein: Exploring Spacetime Through Finsler Geometry

Eindhoven University of Technology — Thu, 27 Jun 2024 12:33:14 +0000

Investigations into gravitational waves and their relationship with Finsler geometry are providing new insights into spacetime, suggesting ways to harmonize relativity and quantum mechanics. When speaking of our universe, it’s often said that ‘matter tells spacetime how to curve, and curved spacetime tells matter how to move’. This is the essence of Albert Einstein’s famous [...]

Black Holes and Dark Revelations: Gravitational Waves Provide New Clues to the Composition of Dark Matter

University of Warsaw, Faculty of Physics — Wed, 26 Jun 2024 02:44:01 +0000

A population of massive black holes whose origin is one of the biggest mysteries in modern astronomy has been detected by the LIGO and Virgo gravitational wave detectors. According to one hypothesis, these objects may have formed in the very early Universe and may compose dark matter, a mysterious substance filling the Universe. A team [...]

NASA’s Planet Hunter’s Rare Glimpse at Two Black Holes in a Faraway Galaxy

University of Turku — Sun, 23 Jun 2024 08:09:06 +0000

NASA’s TESS satellite helped confirm the theory of two black holes in galaxy OJ 287 in 2021, enhancing our knowledge of black holes and their behaviors. Several international research groups have already confirmed the theory that there are two black holes at the center of the distant galaxy OJ 287, first suggested by astronomers at [...]

Einstein Telescope: Unlocking a New Era in Astronomy From 250 Meters Underground

Fraunhofer Institute for Laser Technology ILT — Sun, 16 Jun 2024 03:23:27 +0000

The Einstein Telescope, set to begin observations in 2035, will expand our capability to detect gravitational waves, offering new insights into the universe’s most dramatic events, including neutron star collisions that form elements like gold. It’s still just a plan, but a new telescope could soon be measuring gravitational waves. Gravitational waves are something like [...]

Astrophysicists Unleash Planetary Power To Probe the Universe’s Deepest Mysteries

Hong Kong University of Science and Technology — Thu, 06 Jun 2024 01:27:45 +0000

Researchers have introduced an innovative gravitational wave detection method using astronomical telescopes to convert gravitational waves into electromagnetic signals within planetary magnetospheres, facilitating the study of the universe’s early stages and cosmic phenomena. Scientists have proposed a groundbreaking method of detecting high-frequency gravitational waves (HFGWs). Led by Prof. Tao Liu, Associate Professor from the Department [...]

Revealing the Mysteries of the Cosmos With Faster Gravitational Wave Detection

University of Minnesota — Thu, 02 May 2024 01:01:32 +0000

A new study will improve the detection of gravitational waves—ripples in space and time. Scientists at the University of Minnesota Twin Cities College of Science and Engineering co-led the research with an international team. The research aims to send alerts to astronomers and astrophysicists within 30 seconds after the detection, helping to improve the understanding [...]

Astrophysics Breakthrough Reveals Hidden Interactions in Space

University of Portsmouth — Sun, 14 Apr 2024 07:26:27 +0000

Scientists have detected a gravitational wave from a collision between a neutron star and a potential black hole in the mass gap, suggesting such cosmic events may be more common than expected. Researchers from the University of Portsmouth’s Institute of Cosmology and Gravitation (ICG) have helped to detect a remarkable gravitational wave signal, which could [...]

Unlocking the Universe: Kerr-Enhanced Optical Springs for Next-Gen Gravitational Wave Detectors

Tokyo Institute of Technology — Sat, 13 Apr 2024 21:15:19 +0000

Tokyo Tech’s development of Kerr-enhanced optical springs significantly boosts gravitational wave detectors’ sensitivity, enabling better detection of cosmic events and advancing our understanding of the universe. The detection of gravitational waves stands as one of the most significant achievements in modern physics. In 2017, gravitational waves from the merger of a binary neutron star were [...]

Unlocking the Universe’s Deepest Rhythms With Gravitational Waves

University of Florida — Thu, 14 Mar 2024 07:28:01 +0000

Lowest-ever frequency gravitational waves spotted in pulsar data. A team of physicists has developed a method to detect gravity waves with such low frequencies that they could unlock the secrets behind the early phases of mergers between supermassive black holes, the heaviest objects in the universe. The method can detect gravitational waves that oscillate just [...]

How LISA – A Gravitational Wave Observatory in Space – Will Transform Our Cosmic Understanding

Francis Reddy, NASA’s Goddard Space Flight Center — Mon, 12 Feb 2024 02:32:47 +0000

LISA, a collaborative mission between ESA and NASA, aims to detect gravitational waves from space, offering new insights into the cosmos through advanced technology and international cooperation. The first space-based observatory designed to detect gravitational waves has passed a major review and will proceed to the construction of flight hardware. On January 25, ESA (European [...]

Capturing the Ripples of Spacetime: LISA Gravitational Wave Observatory Gets Go-Ahead

European Space Agency (ESA) — Sun, 04 Feb 2024 10:45:17 +0000

ESA’s approval of the LISA mission marks a significant advancement in space science, aiming to detect gravitational waves with a trio of spacecraft. Launching in 2035, it will offer new insights into cosmic events and the universe’s expansion. ESA’s Science Programme Committee has approved the Laser Interferometer Space Antenna (LISA) mission, the first scientific endeavor [...]

Gravitational Waves Unveil Thermal Secrets in Neutron Star Mergers

U.S. Department of Energy — Thu, 14 Dec 2023 18:26:40 +0000

Simulations of binary neutron star mergers suggest that future detectors will distinguish between different models of hot nuclear matter. Researchers used supercomputer simulations to explore how neutron star mergers affect gravitational waves, finding a key relationship with the remnant’s temperature. This study aids future advancements in detecting and understanding hot nuclear matter. Exploring Neutron Star [...]

Unlocking Cosmic Mysteries: Scientists Develop Innovative New Method To Probe Dark Matter

Tata Institute of Fundamental Research — Wed, 06 Dec 2023 00:26:40 +0000

Dark matter is fundamental to our understanding of the Universe, yet its exact nature remains a mystery. Uncovering the identity of dark matter is a crucial objective in cosmology and particle physics. A collaborative effort by physicists from the Tata Institute of Fundamental Research, the Indian Institute for Science, and the University of California at [...]

Squeezing the Universe: LIGO Breaks the Quantum Limit

Whitney Clavin, Massachusetts Institute of Technology — Fri, 10 Nov 2023 19:46:29 +0000

Researchers using LIGO achieved a landmark in quantum squeezing. In 2015, the Laser Interferometer Gravitational-Wave Observatory, or LIGO, made history when it made the first direct detection of gravitational waves, or ripples in space and time, produced by a pair of colliding black holes. Since then, the U.S. National Science Foundation (NSF)-funded LIGO and its [...]

Ripples in Spacetime: Unraveling the Secrets of Gravitational Waves

Shannon Brescher Shea, U.S. Department of Energy — Sat, 14 Oct 2023 19:48:50 +0000

When two black holes collide, the impact is so big that we can detect it all the way here on Earth. These objects are so immense that their collisions send ripples through spacetime itself. Scientists call these ripples gravitational waves. Although Albert Einstein predicted the idea of gravitational waves all the way back in 1916, [...]

NASA’s Cosmic Vision: Simulating Our Galaxy Through Gravitational Waves

Francis Reddy, NASA’s Goddard Space Flight Center — Sun, 24 Sep 2023 23:37:14 +0000

Astronomers using simulated data have produced a glimpse of the sky as it would appear in gravitational waves, cosmic ripples in space-time generated by orbiting objects. The image shows how space-based gravitational wave observatories expected to launch in the next decade will enhance our understanding of our galactic home. Since 2015, ground-based observatories have detected [...]

Cosmic Explorer: A Bigger, Better Gravitational-Wave Detector

Jennifer Chu, Massachusetts Institute of Technology — Fri, 01 Sep 2023 13:50:43 +0000

The MIT-led Cosmic Explorer project aims to detect gravitational waves from the earliest universe. The search for space-shaking ripples in the universe just got a big boost. An MIT-led effort to build a bigger, better gravitational-wave detector will receive $9 million dollars over the next three years from the National Science Foundation. The funding infusion [...]

A Rumble in the Cosmos: Pulsar Timing Yields Evidence of Cosmic Background Gravitational Waves

University of California - Berkeley — Wed, 16 Aug 2023 04:44:57 +0000

Astrophysicists report evidence that the cosmos is filled with a background of gravitational waves likely due to mergers of supermassive black hole binaries. Researchers from around the world have found compelling evidence of a cosmic hum caused by gravitational waves, likely produced by hundreds of thousands of pairs of supermassive black holes. Using over 15 [...]

Evidence That Earth Is Enveloped in Slow-Rolling Sea of Gravitational Waves

California Institute of Technology (Caltech) — Thu, 10 Aug 2023 03:36:47 +0000

Scientists have reported the first evidence that our Earth and the universe around us are awash in a background of spacetime undulations called gravitational waves. The waves oscillate very slowly over years and even decades and are thought to originate primarily from pairs of supermassive black holes leisurely spiraling together before they merge. A 15-year [...]

Unraveling Cosmic Mysteries – New Method Proposed for Measuring Universe Expansion

Tata Institute of Fundamental Research — Mon, 07 Aug 2023 20:56:17 +0000

In 1929, astronomers discovered that galaxies are streaming away from us and each other. They interpreted this observation that the universe is expanding. However, when they measured how fast it is expanding, they got different answers using different methods. The difference continues to be a thorn in their description of the expanding universe. A potential [...]