Two possible ways to use black holes as energy source in the distant future
A pair of astrophysicists at Tianjin University, in China, has proposed ways that humans in the distant future might use black holes as an energy source. In their paper published in the journal Physical Review D, Zhan-Feng Mai and Run-Qiu Yang outlin.....»»
Xbox is testing a handheld device, but it’s a long ways off
Xbox CEO Phil Spencer confirmed the company is testing handhelds, but don't expect one any time soon......»»
Apple’s most powerful iPad models are selling in very surprising ways
Apple launched big updates to the iPad Pro and iPad Air back in May, and a new CIRP report offers the first look at their first full quarter of sales. The results are very surprising. more….....»»
How Valve made Half-Life 2 and set a new standard for future games
From physics to greyboxing, Half-Life 2 broke a lot of new ground. It's Half-Life 2 week at Ars Technica! This Saturday, November 16, is the 20th anniversary of the release of Hal.....»»
How "clean" does a quantum computing test facility need to be?
Now is the time to banish low-level radioactive energy sources from facilities that house and conduct experiments with superconducting qubits, according to a pair of recently published studies. Significantly improving quantum device coherence times i.....»»
Socioeconomic status explains most of the racial and ethnic achievement gaps in elementary school
For decades, white students have performed significantly better than Black and Hispanic students on tests of academic achievement. Explanations for these achievement gaps include poverty and systems that result in discrimination. Others cite struggle.....»»
How are nanostructures created? Imaging techniques unveil secrets of electrodeposition
Metallic nanoparticles, consisting of a few to several thousand atoms or simple molecules, are attracting significant interest. Electrodes coated with layers of nanoparticles (nanolayers) are particularly useful in areas such as energy production, se.....»»
Agrivoltaics for sustainable food, energy and water management in East Africa
Combining solar power production with agriculture can significantly boost crop yields, conserve water and generate low-carbon electricity for areas particularly vulnerable to climate change, a new study has shown......»»
Fine-tuning ion exchange membranes for better energy storage
Researchers at Imperial College London, supported by colleagues at a range of other institutions, have published a study in Nature that will help fine-tune a new class of ion exchange membranes. The results should make it possible to build longer las.....»»
Scientists develop a phase-transformable membrane for efficient gas separation
Industrial gas separation, essential for clean energy and environmental protection, demands efficiency and adaptability. Current materials, however, lack the flexibility to selectively separate gases like carbon dioxide (CO2) and hydrogen (H2) while.....»»
New platinum-nickel core-shell catalyst shows stability for oxygen reduction reactions
Electrocatalysis is a key technology for sustainable energy, and understanding how catalysts work is crucial for improving their performance. One of the challenges in using platinum (Pt) as a catalyst for the oxygen reduction reaction (ORR) in fuel c.....»»
Faster flowing glaciers could help predict nearby volcanic activity
Glaciers that are within three miles of a volcano move nearly 50% quicker than average, a new study has found, which could help create early warning of future eruptions......»»
Best early GPU Black Friday deals: Save on top graphics cards now
Building a gaming PC can be expensive, especially when it comes to the GPU but, luckily, we've collected some of the best deals on graphics cards you'll find......»»
Best early Black Friday HP laptop deals: Chromebook at 35% off
We've gathered the best Black Friday HP laptop deals so you won't have to do the research yourself. These offers on all kinds of laptops won't last long though......»»
CISOs in 2025: Balancing security, compliance, and accountability
In this Help Net Security interview, Daniel Schwalbe, CISO at DomainTools, discusses the intensifying regulatory demands that have reshaped CISO accountability and daily decision-making. He outlines the skill sets future CISOs need, their key priorit.....»»
iFixit teardown reveals new Mac mini has a ‘repairable future’ despite compact design
Apple recently announced a new generation of the Mac mini, which introduced a new and much more compact design. We’ve already seen some tidbits about what’s inside this Mac mini, but iFixit has now shared its traditional teardown showing even mor.....»»
BLUETTI is launching an all-new 2 kWh portable power station for outdoor life
BLUETTI has long been committed to clean and sustainable energy, and is a market leader in green energy storage, both for indoor and outdoors. Today, BLUETTI is launching a new 2 kWh portable power station, breaking through traditional portable e.....»»
Walmart Black Friday sale drops this 75-inch TCL under $400
There's a huge discount on a TCL 75-inch TV right now at Walmart thanks to its Black Friday sale. It's down to just $378 right now......»»
Early Black Friday gaming monitor deals: LG, Odyssey, Alienware, more
Gamers, don't miss the chance to buy a new gaming monitor with a massive discount through this year's Black Friday deals......»»
Early Black Friday fitness deals: Fitness trackers, exercise equipment up to 51% off
Work off the turkey and stuffing with these Black Friday fitness deals, from fitness trackers to exercise equipment......»»
Early Black Friday e-bike deals: 75% off folding, fat-tire, more
No matter what type of electric bike you're thinking of buying, you should make sure to check out our recommendations for the best Black Friday e-bike deals......»»