Gamma-ray emission detected from the supernova remnant G272.2-3.2
Using NASA's Fermi Gamma-ray Space Telescope, Chinese astronomers have detected significant GeV gamma-ray emission from a supernova remnant (SNR) known as G272.2-3.2. The finding is detailed in a paper published March 29 on the arXiv pre-print reposi.....»»
Why Hyundai and others are bullish on hydrogen
Hydrogen is gaining momentum, and not just with Hyundai at CES. Here's a roundup of coverage that showcases the promise, potential and practical barriers to hydrogen's rise as a zero-emission energy source......»»
Scientists flip around gravitational-wave data analysis: Have LIGO and Virgo detected a merger of dark-matter stars?
Gravitational waves are ripples in the fabric of spacetime that travel at the speed of light. These are produced in some of the most violent events in the universe, such as black-hole mergers, supernovae, or the Big Bang itself. Since their first det.....»»
EPA reviewing California"s 2035 EV sales mandate plan
California's rules set yearly rising zero emission vehicle requirements starting in 2026, which have been adopted by several states......»»
Daily Telescope: A crab found in the night sky rather than the world’s oceans
Oh, to have seen this supernova back in the day. Enlarge / The Crab Nebula in all its glory. (credit: Paul Macklin) Welcome to the Daily Telescope. There is a little too much darkness in this world and not enough lig.....»»
Hunting for elusive tetraneutrons with thermal fission
The possible emission rate of particle-stable tetraneutron, a four-neutron system whose existence has been long debated within the scientific community, has been investigated by researchers from Tokyo Tech. They looked into tetraneutron emission from.....»»
Pulsations detected from the XZ Ursae Majoris system
Astronomers have conducted a photometric and spectroscopic study of an Algol-type binary, known as XZ Ursae Majoris (or XZ UMa for short). Results of the study, presented in a paper published December 21 on the pre-print server arXiv, indicate that t.....»»
Four telescopes work together to create a gorgeous image of a supernova remnant
A stunning new image of a supernova remnant combines data from four different telescopes to show a colorful, detailed picture of a busy region of space......»»
NASA telescopes start the year with a double bang
A colorful, festive image shows different types of light containing the remains of not one, but at least two exploded stars. This supernova remnant is known as 30 Doradus B (30 Dor B for short) and is part of a larger region of space where stars have.....»»
First pulsar detected in globular cluster GLIMPSE-C01
Using the Karl G. Jansky Very Large Array (VLA), astronomers have discovered a millisecond pulsar in the globular cluster GLIMPSE-C01 as part of the VLA Low-band Ionosphere and Transient Experiment (VLITE). This is the first pulsar ever detected in t.....»»
Cummins to pay record $1.675B penalty over engine emission defeat devices in Ram trucks
Cummins allegedly installed defeat devices on 630,000 2013-19 Ram 2500 and 3500 pickup truck engines and undisclosed auxiliary emission control devices on 330,000 2019-23 Ram 2500 and 3500 pickup truck engines......»»
Pancake stack of radioactivity-sensitive films captures most accurate picture of star"s gamma ray beam
A pancake stack of radioactivity-sensitive films carried through the sky by a balloon was able to take the world's most accurate picture of a neutron star's gamma ray beam. To achieve this, Kobe University researchers combined the oldest method of ca.....»»
Webb spots a second lensed supernova in a distant galaxy
In November 2023, the James Webb Space Telescope observed a massive cluster of galaxies named MACS J0138.0-2155. Through an effect called gravitational lensing, first predicted by Albert Einstein, a distant galaxy named MRG-M0138 appears warped by th.....»»
Fermi mission creates 14-year time-lapse of the gamma-ray sky
The cosmos comes alive in an all-sky time-lapse movie made from 14 years of data acquired by NASA's Fermi Gamma-ray Space Telescope. Our sun, occasionally flaring into prominence, serenely traces a path through the sky against the backdrop of high-en.....»»
3D material found to break down antidepressant that contaminates water bodies worldwide
An study published in the Chemical Engineering Journal describes a strategy to produce a material based on zinc oxide (ZnO) capable of degrading sertraline, an antidepressant that has been detected, like other drugs, in groundwater worldwide and is c.....»»
Mr. Cooper breach exposes sensitive info of over 14 million customers
Mortgage company Mr. Cooper has confirmed that personal information of over 14.6 million customers has been exposed in its October 2023 data breach. The breach “On October 31, 2023, Mr. Cooper detected suspicious activity in certain network sys.....»»
Toxic chemicals found in oil spills and wildfire smoke detected in killer whales
Toxic chemicals produced from oil emissions and wildfire smoke have been found in muscle and liver samples from Southern Resident killer whales and Bigg's killer whales......»»
Second radio relic discovered in the galaxy cluster Abell 2108
Astronomers from India and Taiwan have used the upgraded Giant Metrewave Radio Telescope (uGMRT) to perform radio observations of a galaxy cluster known as Abell 2108. As a result, they detected a second radio relic, which is much larger and differs.....»»
MongoDB corporate systems breached, customer data exposed
Database management company MongoDB has suffered a breach: attackers have gained access to some of its corporate systems and customer data and metadata. The MongoDB breach “We detected suspicious activity on Wednesday (Dec. 13th, 2023) evening.....»»
James Webb provides a second view of an exploded star
A beautiful supernova remnant, Cassiopeia A, was recently imaged by the James Webb telescope. See how the observation compares to a previous MIRI image......»»
Psyche gamma-ray instrument hums to life, marking next generation for space exploration
Set 6.5 feet (2 meters) away from NASA's Psyche spacecraft on the tip of a boom, the mission's gamma-ray spectrometer (GRS) hummed to life on Nov. 6 for the first time since launch in mid-October. The GRS is one half of the Gamma-Ray and Neutron Spec.....»»