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Supernova: A glowing DNA enzyme

Once thought to function primarily as a storage molecule for genetic information, it is now known that DNA can also catalyze chemical reactions. Although such DNA enzymes (deoxyribozymes) have not been identified in nature, they can be isolated in th.....»»

Category: topSource:  pcmagOct 21st, 2021

A supernova devastated our ozone in 2022, new study reveals

In October of 2022, telescopes picked up a jet of high energy from a supernova that exploded 1.9 billion light-years away from Earth. This gamma-ray … The post A supernova devastated our ozone in 2022, new study reveals appeared first on BGR......»»

Category: gadgetSource:  bgrRelated NewsNov 16th, 2023

Researchers highlight advancements in biomedical research with enzyme-activated fluorescent probes

Enzymes, essential for normal cellular and physiological functions, are implicated in various diseases like cancer and diabetes due to their abnormal activity. Therefore, tracking enzyme activity is a valuable strategy for the diagnosis and monitorin.....»»

Category: topSource:  physorgRelated NewsNov 14th, 2023

Decoding the genetics of ascorbic acid: A deep dive into strawberry"s Vitamin C content and its environmental factors

Vitamin C, also known as ascorbic acid (AsA), is a prevalent antioxidant found in various organisms, notably plants and animals. Functionally, AsA plays a variety of roles, from enzyme cofactor to safeguarding against oxidative damage during photosyn.....»»

Category: topSource:  physorgRelated NewsNov 14th, 2023

ALMA observations shed more light on molecular clouds associated with supernova remnant LHA 120-N49

Using the Atacama Large Millimeter/Submillimeter Array (ALMA), an international team of astronomers has observed a supernova remnant known as LHA 120-N49. Results of the observational campaign, published November 3 on the pre-print server arXiv, prov.....»»

Category: topSource:  physorgRelated NewsNov 14th, 2023

Nvidia introduces the H200, an AI-crunching monster GPU that may speed up ChatGPT

The H200 will likely power the next generation of AI chatbots and art generators. Enlarge / The Nvidia H200 GPU covered with a fanciful blue explosion that figuratively represents raw compute power bursting forth in a glowing flu.....»»

Category: topSource:  arstechnicaRelated NewsNov 13th, 2023

Daily Telescope: A spectacular view of a 10,000-year-old supernova remnant

"Without narrowband filters, it’s almost impossible to photograph." Enlarge / The Garlic Nebula in all its glory. Welcome to the Daily Telescope. There is a little too much darkness in this world and not enough lig.....»»

Category: topSource:  arstechnicaRelated NewsNov 10th, 2023

Astronomers are hoping to detect gravitational waves coming from supernova 1987A

A supernova explosion is a cataclysmic explosion that marks the violent end of a massive star's life. During the event, the star releases immense amounts of energy, often outshining the combined light from all the stars in the host galaxy for a very.....»»

Category: topSource:  physorgRelated NewsNov 8th, 2023

Supermassive black hole found only half a billion years after Big Bang

There just isn't time for something that big to grow from a supernova remnant. Enlarge / Inset shows the JWST image of the galaxy in infrared, along with the X-rays from the black hole seen by the Chandra. While the X-ray source.....»»

Category: topSource:  arstechnicaRelated NewsNov 7th, 2023

Half of the mass of an early galaxy is in its central black hole

There just isn't time for something that big to grow from a supernova remnant. Enlarge / Inset shows the JWST image of the galaxy in infrared, along with the X-rays from the black hole seen by the Chandra. While the X-ray source.....»»

Category: topSource:  arstechnicaRelated NewsNov 6th, 2023

Searching for the supernova neutrino background to the universe

It's a sobering statement that stars like the sun, more accurately all stars will die eventually—yes, even the sun. Don't panic, though, we still have a good few billion years to go so you will get to the end of this article. The more massive stars.....»»

Category: topSource:  physorgRelated NewsNov 6th, 2023

Research explores the properties of supernova remnant 1E 0102.2–7219

Using the Australia Telescope Compact Array (ATCA) and the Atacama Large Millimeter/submillimeter Array (ALMA), an international team of astronomers has observed a supernova remnant known as 1E 0102.2–7219. Results of the study, presented October 2.....»»

Category: topSource:  physorgRelated NewsNov 3rd, 2023

NASA rocket to see sizzling edge of star-forming supernova

A new sounding rocket mission is headed to space to understand how explosive stellar deaths lay the groundwork for new star systems. The Integral Field Ultraviolet Spectroscopic Experiment, or INFUSE, sounding rocket mission, will launch from the Whi.....»»

Category: topSource:  physorgRelated NewsOct 27th, 2023

JWST looks at the debris disk around a white dwarf

Debris disks are quite common in the universe. Young stars have protoplanetary disks from which planets form. Black holes have accretion disks that are the source of the galactic jets. Supernova remnants can form a disk around neutron stars. So what.....»»

Category: topSource:  physorgRelated NewsOct 23rd, 2023

Enzyodynamic therapy at nanoscale

Enzyodynamic therapy (EDT) is a new type of reactive oxygen species (ROS)-related dynamic therapeutic modality, which adequately utilizes the enzyme-triggered catalytic reactions in living organisms and achieves disease treatment through controlling.....»»

Category: topSource:  physorgRelated NewsOct 19th, 2023

Astronomers report discovery of the closest ultrastripped supernova: SN 2021agco in UGC 3855

Astronomers report the discovery of a new ultrastripped supernova in the galaxy UGC 3855. The supernova was detected using the Half Meter Telescope (HMT) at the Xingming Observatory in China. The finding was detailed in a paper published October 7 on.....»»

Category: topSource:  physorgRelated NewsOct 17th, 2023

First supernova detected, confirmed, classified and shared by AI

A fully automated process, including a brand-new artificial intelligence (AI) tool, has successfully detected, identified and classified its first supernova......»»

Category: topSource:  physorgRelated NewsOct 13th, 2023

Zombie star’s strange behavior ascribed to what it’s eating

Neutron star winds, an accretion disk, and jets combine for complex interactions. Enlarge / Pulsars are spinning neutron stars, the relics of massive stars gone supernova. (credit: NASA's Goddard Space Flight Center) So.....»»

Category: topSource:  informationweekRelated NewsOct 6th, 2023

Astrophysicists determine how to find a supernova

The probability of detecting a supernova associated with a gamma-ray burst is currently 0.00346%. A network of several telescopes in different geographical coordinates, checking data in different photometric filters, analyzing images and taking into.....»»

Category: topSource:  physorgRelated NewsOct 6th, 2023

Scientists develop nanozyme mimetic that degrades effluents under sunlight

Scientists at the Materials Research Center (MRC), Indian Institute of Science (IISc), have developed a new type of enzyme mimetic that can degrade toxic chemicals in industrial wastewater effectively in the presence of sunlight......»»

Category: topSource:  physorgRelated NewsOct 3rd, 2023

Ascertaining distances for supernovae that struck the Earth 3 million and 7 million years ago

A study, released on the pre-print server arXiv, examines how the Earth was hit by blasts from supernovae (plural form of supernova (SN)) that occurred 3 million years ago (Mya) and 7 Mya with the goal of ascertaining the distances of where these bla.....»»

Category: topSource:  physorgRelated NewsOct 2nd, 2023