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Astronomers detect dozens of new pulsating white dwarfs

Using NASA's Transiting Exoplanet Survey Satellite (TESS), astronomers have detected 32 new bright pulsating DA white dwarfs of the ZZ Ceti subclass. The finding was reported in a research paper published July 9 on the pre-print server arXiv......»»

Category: topSource:  pcmagJul 17th, 2024

A nearby supernova could end the search for dark matter

The search for the universe's dark matter could end tomorrow—given a nearby supernova and a little luck. The nature of dark matter has eluded astronomers for 90 years, since the realization that 85% of the matter in the universe is not visible thro.....»»

Category: topSource:  physorgRelated NewsNov 21st, 2024

Are fast radio bursts caused by interstellar objects crashing into neutron stars?

Every now and then, astronomers will detect an odd kind of radio signal. So powerful it can outshine a galaxy, but lasting only milliseconds. They are known as fast radio bursts (FRBs). When they were first discovered a couple of decades ago, we had.....»»

Category: topSource:  physorgRelated NewsNov 21st, 2024

Astronomers take first close-up picture of a star outside our galaxy

Located a staggering 160,000 light-years from us, the star WOH G64 was imaged thanks to the impressive sharpness offered by the European Southern Observatory's Very Large Telescope Interferometer (ESO's VLTI). The new observations reveal a star puffi.....»»

Category: topSource:  physorgRelated NewsNov 21st, 2024

Child safety org launches AI model trained on real child sex abuse images

AI will make it harder to spread CSAM online, child safety org says. For years, hashing technology has made it possible for platforms to automatically detect known child sexual ab.....»»

Category: topSource:  arstechnicaRelated NewsNov 21st, 2024

Scientists uncover cross-species neural mechanism for early detection of life motion in visual processing

Visual systems of both humans and animals can detect life motion from the environment at the earliest stage of visual processing, research by scientists from the Chinese Academy of Sciences (CAS) uncovered......»»

Category: topSource:  marketingvoxRelated NewsNov 21st, 2024

Chandra and Hubble tune into "flame-throwing" Guitar Nebula

Normally found only in heavy metal bands or certain post-apocalyptic films, a "flame-throwing guitar" has now been spotted moving through space. Astronomers have captured movies of this extreme cosmic object using NASA's Chandra X-ray Observatory and.....»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

Observations inspect double-lined spectroscopic binary HD 34736

Using various telescopes, an international team of astronomers has conducted a comprehensive study of a double-lined spectroscopic binary known as HD 34736. The study, published November 6 in the Monthly Notices of the Royal Astronomical Society, del.....»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

First pairs of white dwarf–main sequence binaries discovered in clusters shine new light on stellar evolution

Astronomers at the University of Toronto (U of T) have discovered the first pairs of white dwarf and main sequence stars—"dead" remnants and "living" stars—in young star clusters. Described in a new study published in The Astrophysical Journal, t.....»»

Category: topSource:  informationweekRelated NewsNov 19th, 2024

Can going to a haunted house boost the immune system?

Study found marked decrease in inflammatory markers and white blood cells after visiting a haunted house. Spooky season has come and gone, but those Halloween revelers who took in.....»»

Category: topSource:  arstechnicaRelated NewsNov 19th, 2024

New giant radio galaxy discovered with MeerKAT

An international team of astronomers has employed the MeerKAT radio telescope to investigate giant radio galaxies in the field of the Cosmological Evolution Survey (COSMOS). They found a new giant radio galaxy that had not been reported before. The f.....»»

Category: topSource:  physorgRelated NewsNov 19th, 2024

Why AI alone can’t protect you from sophisticated email threats

In this Help Net Security interview, Riaz Lakhani, CISO at Barracuda Networks, discusses the effectiveness of AI-based behavioural analysis in combating sophisticated email threats like BEC and VEC. Lakhani also explains how AI tools help detect mali.....»»

Category: securitySource:  netsecurityRelated NewsNov 19th, 2024

Fermenting a future for food in Australia

Forming a National Food Plan and appointing a food minister are among the key recommendations of a white paper into growing a precision fermentation industry in Australia......»»

Category: topSource:  physorgRelated NewsNov 19th, 2024

Astronomers discover a unique quasi-stellar object–dusty star-forming galaxy system

Astronomers from the Steward Observatory in Arizona and elsewhere report the discovery of a structure consisting of a quasi-stellar object (QSO) and a dusty star-forming galaxy (DSFG), linked by a bridge of ionized carbon. The finding of this unique.....»»

Category: topSource:  physorgRelated NewsNov 18th, 2024

New on-chip device uses exotic light rays in 2D material to detect molecules

Researchers have developed a highly sensitive detector for identifying molecules via their infrared vibrational "fingerprint." This innovative detector converts incident infrared light into ultra-confined "nanolight" in the form of phonon polaritons.....»»

Category: topSource:  physorgRelated NewsNov 18th, 2024

A new way to detect daisy worlds

The daisy world model describes a hypothetical planet that self-regulates, maintaining a delicate balance involving its biogeochemical cycles, climate, and feedback loops that keep it habitable. It's associated with the Gaia Hypothesis developed by J.....»»

Category: topSource:  physorgRelated NewsNov 16th, 2024

Ytterbium thin-disk lasers pave the way for sensitive detection of atmospheric pollutants

Alongside carbon dioxide, methane is a key driver of global warming. To detect and monitor the climate pollutants in the atmosphere precisely, scientists at the Max Planck Institute for the Science of Light (MPL) have developed an advanced laser tech.....»»

Category: topSource:  physorgRelated NewsNov 15th, 2024

Revolutionary test can identify nearly any infection in a patient

A revolutionary new medical test highlighted in a study in Nature Medicine could transform infection diagnostics forever. This new metagenomic sequencing test can detect a … The post Revolutionary test can identify nearly any infection in a pat.....»»

Category: gadgetSource:  bgrRelated NewsNov 15th, 2024

Epic Gravity Lens Lines Up Seven-Galaxy View

A galaxy cluster bends light from seven background galaxies around it, letting astronomers peer into space and time.....»»

Category: scienceSource:  sciamRelated NewsNov 14th, 2024

CMS develops new AI algorithm to detect anomalies at the Large Hadron Collider

In the quest to uncover the fundamental particles and forces of nature, one of the critical challenges facing high-energy experiments at the Large Hadron Collider (LHC) is ensuring the quality of the vast amounts of data collected. To do this, data q.....»»

Category: topSource:  physorgRelated NewsNov 14th, 2024

Astronomers defy the zone of avoidance to find hundreds of new galaxies

There is a region of the sky where astronomers fear to look. Filled with dark clouds of dust, it hides an unseen mass. A mass so large it is pulling the Milky Way and other galaxies toward it......»»

Category: topSource:  physorgRelated NewsNov 14th, 2024