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Quasi-periodic oscillations detected in pulsar LMC X-4

Using ESA's XMM-Newton telescope, Indian astronomers have performed X-ray observations of a binary X-ray pulsar known as LMC X-4. The observational campaign resulted in the detection of quasi-periodic oscillations (QPOs) in this source. The finding i.....»»

Category: topSource:  physorgMar 28th, 2022

Does this exoplanet have a "sibling" sharing the same orbit?

Using the Atacama Large Millimeter/submillimeter Array (ALMA), astronomers have found the possible "sibling" of a planet orbiting a distant star. The team has detected a cloud of debris that might be sharing this planet's orbit, which they believe co.....»»

Category: topSource:  physorgRelated NewsJul 19th, 2023

Researchers operating Gamma-ray Burst Monitor discover brightest gamma-ray burst ever detected

The University of Alabama in Huntsville (UAH) has announced that three researchers associated with the UAH Center for Space Plasma and Aeronomic Research (CSPAR) have discovered a gamma-ray burst (GRB) approximately 2.4 billion light-years away in th.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2023

New tidal disruption event discovered by Chinese astronomers

Astronomers from the University of Science and Technology of China in Hefei report the discovery of a new faint tidal disruption event (TDE). The newfound TDE, designated AT 2023clx is the faintest and closest optical TDE so far detected. The finding.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2023

Detecting nanoplastics in fractions of a second using modified Raman spectroscopy

Microplastics are tiny, barely visible plastic particles that can harm the environment, for example, if they are eaten by animals. However, it has been difficult to assess the effect of even smaller particles, which can hardly be detected using conve.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2023

We"ve detected a star barely hotter than a pizza oven—the coldest ever found to emit radio waves

We have identified the coldest star ever found to produce radio waves—a brown dwarf too small to be a regular star and too massive to be a planet......»»

Category: topSource:  informationweekRelated NewsJul 17th, 2023

Astronomers observe subpulse drifting and nulling of pulsar PSR J0026–1955

Using the upgraded Giant Meterwave Radio Telescope (uGMRT), astronomers from India and Australia have performed radio observations of a pulsar known as PSR J0026–1955. Results of the observational campaign, published July 5 on the preprint server a.....»»

Category: topSource:  theglobeandmailRelated NewsJul 15th, 2023

Microsoft takes pains to obscure role in 0-days that caused email breach

Critics also decry Microsoft's "pay-to-play" monitoring that detected intrusions. Enlarge (credit: Getty Images | Aurich Lawson) On Friday, Microsoft attempted to explain the cause of a breach that gave hackers working f.....»»

Category: topSource:  arstechnicaRelated NewsJul 14th, 2023

Astronomers discover a luminous nuclear transient

Using NASA's Swift spacecraft, an international team of astronomers has discovered a luminous and slowly-evolving nuclear transient event. The origin of the newly detected transient, designated Swift J221951-484240, is yet to be determined. The findi.....»»

Category: topSource:  physorgRelated NewsJul 14th, 2023

New breakthrough shows how short pulses of light destroy particles

Polaritons are a peculiar state, a kind of quasi-particles consisting of part-light and part-matter that can bring unexpected abilities to conventional chemical reactions. New research from Umeå University and others reveals that when the polaritons.....»»

Category: topSource:  physorgRelated NewsJul 6th, 2023

Impact of film thickness in laser-induced periodic structures on amorphous Si films

Since the scientists at Bell Labs invented the world's first transistor in December 1947, a revolution in microelectronics technology has profoundly affected lifestyles worldwide. As electronics get smaller and smaller, it is a challenge to find an e.....»»

Category: topSource:  physorgRelated NewsJul 5th, 2023

Astronomers use dead stars to measure gravitational waves produced by ancient black holes

An international team of astronomers has detected a faint signal of gravitational waves reverberating through the universe. By using dead stars as a giant network of gravitational wave detectors, the collaboration—called NANOGrav—was able to meas.....»»

Category: topSource:  theglobeandmailRelated NewsJul 4th, 2023

Astronomers puzzled by "planet that shouldn"t exist"

The search for planets outside our solar system—exoplanets—is one of the most rapidly growing fields in astronomy. Over the past few decades, more than 5,000 exoplanets have been detected and astronomers now estimate that on average there is at l.....»»

Category: topSource:  informationweekRelated NewsJul 1st, 2023

In a First, Scientists See Neutrinos Emitted by the Milky Way

The disk of our galaxy was long thought to produce these ghostly high-energy particles, but they haven’t been detected until now.....»»

Category: scienceSource:  sciamRelated NewsJun 29th, 2023

First "ghost particle" image of Milky Way galaxy captured by scientists: Neutrinos detected by IceCube

Our Milky Way galaxy is an awe-inspiring feature of the night sky, viewable with the naked eye as a horizon-to-horizon hazy band of stars. Now, for the first time, the IceCube Neutrino Observatory has produced an image of the Milky Way using neutrino.....»»

Category: topSource:  physorgRelated NewsJun 29th, 2023

The Universe Is Abuzz with Giant Gravitational Waves, and Scientists Just Heard Them (Maybe)

Researchers, using the galaxy as a detector, believe they have detected gravitational waves from monster black holes for the first time......»»

Category: scienceSource:  sciamRelated NewsJun 29th, 2023

Scientists find key evidence for existence of nanohertz gravitational waves

A group of Chinese scientists has recently found key evidence for the existence of nanohertz gravitational waves, marking a new era in nanohertz gravitational wave research. The research was based on pulsar timing observations carried out with the Fi.....»»

Category: topSource:  theglobeandmailRelated NewsJun 29th, 2023

Electrifying volcano eruption set off the most extreme lightning detected

Lightning seen "at heights and rates not previously observed." Enlarge (credit: NASA) When Tonga’s underwater Hunga Tonga volcano lost its temper in an eruption on January 15, 2022, it belched gobs of magma and exhaled.....»»

Category: topSource:  arstechnicaRelated NewsJun 28th, 2023

Index Engines CyberSense 8.3 identifies malicious changes indicative of cyberattack

Index Engines announced CyberSense 8.3, which features several user experience updates highlighted by additional metrics after a ransomware attack is detected, a new setup wizard and system configuration interface. CyberSense scans backup data and sn.....»»

Category: securitySource:  netsecurityRelated NewsJun 27th, 2023

World"s largest filled-aperture radio telescope finds missing link in evolution of spider pulsar system

Researchers from the National Astronomical Observatories of the Chinese Academy of Sciences (NAOC) and their collaborators at home and abroad have discovered a binary pulsar with a 53-minute orbital period using the Five-hundred-meter Aperture Spheri.....»»

Category: topSource:  physorgRelated NewsJun 27th, 2023

New millisecond pulsar detected with FAST

Using the Five-hundred-meter Aperture Spherical radio Telescope (FAST), a team of Chinese astronomers has detected a new millisecond pulsar in the globular cluster Messier 53. The finding is reported in a research paper published June 16 on the pre-p.....»»

Category: topSource:  physorgRelated NewsJun 26th, 2023