First light observations of chemically rich star HD 222925 captured
The U.S. National Science Foundation's NOIRLab-operated Gemini South Telescope used its latest upgrade— GHOST, the Gemini High-resolution Optical SpecTrograph—to capture observations of HD 222925, a star more than 1,400 light years away. The star.....»»
Scientists design silver nanoparticle–based self-hygienic resin for use in dental applications
The oral cavity is home to a rich ecosystem of microorganisms that are found in both healthy and diseased states. In the area of dental restoration, highly specialized materials are used to fulfill specific functions so that the patient recovers thei.....»»
Africa"s famous Serengeti and Maasai Mara are being hit by climate change—a major threat to wildlife and tourism
The Mara-Serengeti ecosystem, which includes Kenya's Maasai Mara and Tanzania's Serengeti National Park, is one of the most famous and wildlife-rich areas in Africa......»»
Five-mile asteroid impact crater below Atlantic captured in "exquisite" detail by seismic data
New images of an asteroid impact crater buried deep below the floor of the Atlantic Ocean have been published today by researchers at Heriot-Watt University......»»
iPhone 16 designers share the thinking behind the Camera Control button
Two of the iPhone 16 designers have spoken on the Cool Hunting Design Tangents podcast, sharing some of the thinking behind the development of the new Camera Control button. Senior product designer Rich Dinh said that he’s worked on the iPhone s.....»»
Logic with light: Introducing diffraction casting, optical-based parallel computing
Increasingly complex applications such as artificial intelligence require ever more powerful and power-hungry computers to run. Optical computing is a proposed solution to increase speed and power efficiency but has yet to be realized due to constrai.....»»
Geological surveys shed light on the formation mystery of Uruguay"s amethyst geodes
Amethyst is a violet variety of quartz that has been used as a gemstone for many centuries and is a key economic resource in northern Uruguay. Geodes are hollow rock formations often with quartz crystals, such as amethyst, inside......»»
FORD: 1st quarterly decline for Ford brand since 2022; Lincoln sales rise
Ford Motor Co.'s U.S. light-vehicle sales rose 0.7 percent in the third quarter, with retail sales up 4 percent......»»
As the Advanced Photon Source upgrade nears completion, scientists anticipate experimental possibilities
In June, X-rays began to shine again at the U.S. Department of Energy's (DOE) Advanced Photon Source (APS), a facility where intense, directed X-ray light beams are used to inspect everything from materials for better solar cells and batteries to ant.....»»
Investigating the statistical likelihood of triple star systems hosting exoplanets
Why is it important to search for exoplanets in triple star systems and how many can we find there? This is what a recent study accepted by Astrophysics & Space Science hopes to address after a pair of researchers from the University of Texas at Arli.....»»
Amazon Refreshes its Fire HD 8 Tablet Lineup for 2024, Boasts New AI Tricks
Gen AI at an affordable price? The post Amazon Refreshes its Fire HD 8 Tablet Lineup for 2024, Boasts New AI Tricks appeared first on Phandroid. We guess it’s that time of the year again – Amazon recently announced that it was.....»»
Quantum research paves the way toward efficient, ultra-high-density optical memory storage
As our digital world generates massive amounts of data—more than 2 quintillion bytes of new content each day—yesterday's storage technologies are quickly reaching their limits. Optical memory devices, which use light to read and write data, offer.....»»
Solar Sails and Comet Tails: How Sunlight Pushes Stuff Around
It seems crazy, but light actually exerts a physical force on objects. It could power a new generation of spacecraft for deep-space missions......»»
New triple star system sets shortest orbital period record
Professional and amateur astronomers have made a groundbreaking discovery with the help of artificial intelligence, identifying a unique triple star system named TIC 290061484. This stellar trio was uncovered through cosmic "strobe lights" observed b.....»»
Iron nuggets in the Pinnacles unlock secrets of ancient and future climates
Small iron-rich formations found within Western Australia's Pinnacles, which are part of the world's largest wind-blown limestone belt spanning more than 1,000km, have provided new insights into Earth's ancient climate and changing landscape......»»
Monkey fossils found in cave shed light on the animals" extinction centuries ago
By studying rare fossils of jaws and other skull parts of a long-extinct Caribbean monkey, a team of researchers that includes a Johns Hopkins University School of Medicine professor says it has uncovered new evidence documenting the anatomy and ecol.....»»
Q&A: Researchers examine link between light pollution and interest in astronomy
Picture walking outside on a dark, cloudless evening. You look up to admire the stars—maybe even a planet, if you're lucky—and a sense of wonder washes over you. New research from the University of Washington shows this might be more than a memor.....»»
Influence of a black hole"s spin: First evidence of precession in ultraluminous accretion disks
Gas swirls around a black hole due to its intense gravity, forming an accretion disk. These accretion disks, being among the most efficient energy conversion mechanisms in the universe, emit light and plasma jets. When a black hole spins on its axis,.....»»
Scientists decode brain mechanisms of stopping in Drosophila
Ever wish you could stop that fruit fly on your kitchen counter in its tracks? Scientists at Max Planck Florida Institute for Neuroscience have created flies that halt under red light. In doing so, they discovered the precise neural mechanisms involv.....»»
Surprising amount and variety of gamma radiation is produced in large tropical thunderstorms, observations reveal
In the 1990s, NASA satellites built to spot high-energy particles coming from supernovas and other celestial-sized objects discovered a surprise—high energy gamma radiation bursts coming from right here on Earth......»»
New super-Neptune exoplanet discovered
An international team of astronomers reports the discovery of a new super-Neptune exoplanet orbiting a solar-type star. The newly detected alien world, which received the designation TOI-5005 b, is about six times larger and more than 30 times more m.....»»