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Molecule snapshot by explosion

Exploding a photo subject in order to take its picture? An international research team at the European XFEL, the world's largest X-ray laser, applied this "extreme" method to take pictures of complex molecules. The scientists used the ultra-bright X-.....»»

Category: topSource:  physorgFeb 21st, 2022

Combining extreme-ultraviolet light sources to resolve a quantum mechanical dissociation mechanism in oxygen molecules

For the first time, researchers have succeeded in selectively exciting a molecule using a combination of two extreme-ultraviolet light sources and causing the molecule to dissociate while tracking it over time. This is another step towards specific q.....»»

Category: topSource:  pcmagRelated NewsNov 22nd, 2023

Daily Telescope: A snapshot of 500,000 stars near the center of the galaxy

Webb reveals the Sagittarius C region of the Milky Way. Enlarge / A 50-light-years-wide portion of the Milky Way’s dense center. (credit: NASA, ESA, CSA, STScI, S. Crowe) Welcome to the Daily Telescope. There is a l.....»»

Category: topSource:  arstechnicaRelated NewsNov 21st, 2023

Researchers tune the speed of chirality switching

Chiral molecules can have dramatically different functional properties while sharing identical chemical formulae and almost identical structures. The molecular structure of two types of a chiral molecule—so-called enantiomers—are mirror images of.....»»

Category: topSource:  physorgRelated NewsNov 16th, 2023

SpaceX will try again to launch its mega rocket into orbit after first attempt ended in an explosion

SpaceX is aiming for another test flight of its mega rocket on Friday after getting final approval from federal regulators......»»

Category: topSource:  physorgRelated NewsNov 16th, 2023

US regulator greenlights Starship"s next launch on Friday

The US Federal Aviation Administration (FAA) on Wednesday authorized SpaceX to carry out its second launch of Starship, the most powerful rocket ever built, after a first attempt in April ended in a spectacular explosion......»»

Category: topSource:  physorgRelated NewsNov 16th, 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

Australia has more native bird species than almost anywhere else. What led to this explosion of diversity?

When you went out today, did you see any birds? A galah perhaps, or a crow?.....»»

Category: topSource:  pcmagRelated NewsNov 13th, 2023

SpaceX hopes for second Starship flight test next week

SpaceX is hoping to re-launch Starship, the most powerful rocket ever built, next week, the company said, after an attempt in April ended in a spectacular explosion......»»

Category: topSource:  physorgRelated NewsNov 13th, 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

New antifungal molecule kills fungi without toxicity in human cells, mice

A new antifungal molecule, devised by tweaking the structure of prominent antifungal drug Amphotericin B, has the potential to harness the drug's power against fungal infections while doing away with its toxicity, researchers at the University of Ill.....»»

Category: topSource:  physorgRelated NewsNov 8th, 2023

An optical and electrically driven single-molecule Raman switch

The role of molecular junctions in nanoelectronics is most often associated with electronic transport; however, their precise characterization hinders their widespread development. Recently, most research has focused on investigating molecular juncti.....»»

Category: topSource:  physorgRelated NewsNov 8th, 2023

New Webb images show gas-rich baby galaxies setting the early universe alight

New images from the James Webb Space Telescope (JWST) have helped Australian astronomers unlock secrets of how infant galaxies started an explosion of star formation in the very early universe......»»

Category: topSource:  physorgRelated NewsNov 6th, 2023

Q&A: How generative AI could help accelerate biomedical research

The recent explosion of generative AI tools has prompted many discussions in virtually all fields about the benefits and risks of these technologies. These tools, including ChatGPT, Bard and others, have been trained on huge amounts of content and ca.....»»

Category: topSource:  physorgRelated NewsNov 3rd, 2023

Poison expert allegedly poisoned wife—with a shockingly toxic gout drug

Colchicine is centuries old, but the line between toxic and nontoxic is still blurry. Enlarge / Ball-and-stick model of the colchicine molecule. (credit: Wikimedia | Ben Mills) A Minnesota doctor who had worked for a poi.....»»

Category: topSource:  arstechnicaRelated NewsOct 28th, 2023

Mystery of volcanic tsunami solved after 373 years

The explosion of the underwater volcano Kolumbo in the Aegean Sea in 1650 triggered a destructive tsunami that was described by historical eye witnesses. A group of researchers led by Dr. Jens Karstens from the GEOMAR Helmholtz Centre for Ocean Resea.....»»

Category: topSource:  physorgRelated NewsOct 26th, 2023

Daily Telescope: Snapshot of a brilliant green comet before it left forever

"My goal was to highlight the comet's journey." Enlarge / A view of Comet C/2022 E3 (ZTF) taken earlier this year. (credit: Maarten Butter) Welcome to the Daily Telescope. There is a little too much darkness in this.....»»

Category: topSource:  arstechnicaRelated NewsOct 26th, 2023

Scientists shed light on potential breakthrough biomedical molecule

Scientists from the Department of Energy's SLAC National Accelerator Laboratory have gained valuable insights into producing nitroxide, a molecule with potential applications in the biomedical field. While nitric oxide (NO) has long been on researche.....»»

Category: topSource:  physorgRelated NewsOct 24th, 2023

Declining Bering Sea ice linked to increasing wildfire hazard in northeast China

China has been making strides in recent years to reduce air pollution, including fitting filters in coal-fired power stations to remove sulfur dioxide from emissions, a molecule that reacts with other compounds in the atmosphere to form polluting par.....»»

Category: topSource:  physorgRelated NewsOct 24th, 2023

Toyota production set to recover in Japan after supplier factory blast

Toyota was forced to reduce output at domestic factories after an explosion at a supplier plant that makes suspension springs......»»

Category: topSource:  autonewsRelated NewsOct 23rd, 2023

Scientists discover new molecule that combats viral infection in bacteria

A Ph.D. researcher at the University of St Andrews studying microbes in the human gut has discovered a new molecule that acts as a "distress signal" when viruses are detected. The research is published in the journal Nature......»»

Category: topSource:  physorgRelated NewsOct 19th, 2023