Quenching the intense heat of a fusion plasma may require a well-placed liquid metal evaporator
Inside the next generation of fusion vessels known as spherical tokamaks, scientists at the U.S. Department of Energy's Princeton Plasma Physics Laboratory (PPPL) envisioned a hot region with flowing liquid metal that is reminiscent of a subterranean.....»»
Astrophysicists find evidence that Alfvén waves lead to heat generation in the magnetosphere
A small team of astrophysicists at the University of California, Los Angeles, working with colleagues from the University of Texas at Dallas and the University of Colorado, Boulder, has found evidence that Alfvén waves in space plasmas speed up ion.....»»
Is there enough land on Earth to fight climate change and feed the world?
Capping global warming at 1.5°C is a tall order. Achieving that goal will not only require a massive reduction in greenhouse gas emissions from human activities, but also a substantial reallocation of land to support that effort and sustain the bios.....»»
Magnetic memory device reduces power consumption, heat generation in MRAM semiconductors
A research team, led by Professor Jung-Woo Yoo from the Department of Materials Science and Engineering at UNIST has unveiled a new type of magnetic memory device, designed to reduce power consumption and heat generation in MRAM semiconductors. The w.....»»
Marine heat waves" hidden depths revealed in study
As the ocean warms under climate change, a better understanding of how damaging marine heat waves develop and last may help scientists predict them more accurately and forecast their impacts on marine ecosystems......»»
From days to hours: A faster way to make a promising new catalyst
Scientists have discovered a faster, more sustainable method for making metal-encapsulated covalent organic frameworks (COFs), materials that have the potential to play a crucial role in catalysis, energy storage, and chemical sensing......»»
Unexplained heat-wave "hotspots" are popping up across the globe
Earth's hottest recorded year was 2023, at 2.12°F above the 20th-century average. This surpassed the previous record set in 2016. So far, the 10 hottest yearly average temperatures have occurred in the past decade. And, with the hottest summer and h.....»»
NASA satellite data reveal role of green spaces in cooling cities
As any urban dweller who has lived through a heat wave knows, a shady tree can make all the difference. But what happens when there's no shade available?.....»»
Here are my top 6 iPhones cases for 2024
Every year, there seems to be an infinite number of cases available for your iPhone. There are thin cases, bulky cases, cases made of leather, others made of pure metal, cases with stands, and cases with a camera control cover; if you can think of it.....»»
Reported iPhone 17 Air compromises tell us a lot about Apple’s thinking
We’ve known for some time that the iPhone 17 Air will require compromises to pull off the ultra-thin design, but a new report yesterday suggests buyers may be sacrificing even more than we thought. That Apple is willing to pare back the device s.....»»
New model can predict marine heat waves, extreme ocean acidity months in advance
In the 21st century, the Earth's oceans are growing warmer and more acidic. This change is happening slowly over the long-term, but it can also cause short-term, local spikes......»»
Unusual supernova observations grant astronomers a peek into the cosmic past
An international team of researchers has made new observations of an unusual supernova, finding the most metal-poor stellar explosion ever observed......»»
Exploring new liquid organic hydrogen carrier materials for a safer, more transportable energy source
To reduce CO2 emissions, the energy transition from a carbon-based energy system to a more sustainable system based on hydrogen energy is urgently needed. However, the nature of hydrogen (such as low volumetric density, flammability, and embrittlemen.....»»
Veil of fiery gas revealed around the disk of Milky Way
Scientists may have finally hit upon the possible mysterious sources that have pumped heat and kept alive the fiery hot gas that has recently been detected surrounding the Milky Way but has so far remained unexplained......»»
Quantum-inspired design boosts efficiency of heat-to-electricity conversion
Researchers at Rice University have found a new way to improve a key element of thermophotovoltaic (TPV) systems, which convert heat into electricity via light. Using an unconventional approach inspired by quantum physics, Rice engineer Gururaj Naik.....»»
NASA is stacking the Artemis II rocket, implying a simple heat shield fix
NASA expects it to take about four months to fully assemble the main parts of the SLS rocket. The Space Launch System rocket that will dispatch four astronauts on the first Moon m.....»»
Establishing a general theory of metal-support interaction: AI-driven advances in catalysis
How can artificial intelligence (AI) help accelerate scientific discovery based on vast amounts of experimental data? A new study by Prof. Li Weixue's team from the University of Science and Technology of China (USTC) of the Chinese Academy of Scienc.....»»
Nanoink and printing technologies could enable electronics repairs, production in space
An Iowa State University engineer floats in the air while other researchers hang tight to a metal frame surrounding and supporting their special printer. It's not the usual photo you see in a research paper. Tests aboard microgravity flights aren't y.....»»
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.....»»
Compound weather events found to have greater effect on wetland methane emissions than discrete weather extremes do
Human-caused climate change is driving an increase in extreme weather. Heat waves, droughts, and extreme precipitation are occurring more frequently, growing more intense, and directly affecting ecosystem function. For instance, the 2003 European hea.....»»
Do pipe organs create an auto-tune effect? Understanding largest class of music instrument"s effects on concert halls
The pipe organ, with its strong timber base and towering metal pipes, stands as a bastion in concert halls and church sanctuaries. Even when not in use, the pipe organ affects the acoustical environment around it......»»