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Phys.org / World's first superconducting quantum heat engine offers path to larger quantum computers

Recent improvements in our understanding of how the principles of thermodynamics apply in the quantum realm could give a boost to quantum technology, and a clearer picture of quantum thermodynamics could in turn enhance our ...

2 hours ago
Phys.org / Gravitational waves reveal hidden populations within black hole mergers

Since gravitational waves were first detected in 2015, instruments including LIGO, Virgo and KAGRA have picked up a steady stream of signals from colliding black holes, building a catalog that now numbers in the hundreds. ...

20 hours ago
Tech Xplore / New catalyst could enable safer electrolyzers for clean hydrogen production

Hydrogen could serve as a clean alternative to fossil fuels because, when used as a fuel, it produces water vapor instead of carbon dioxide (CO2). This cleaner fuel has proved particularly promising for the creation of so-called ...

17 hours ago
Phys.org / Self‑building molecular rings bring next‑generation drug delivery and smart materials closer

Rotaxanes are dumbbell-shaped mechanically interlocked molecules in which one or more ring-shaped molecules are threaded through a linear segment, known as the axle. To keep the ring from sliding off, two bulky groups, sometimes ...

18 hours ago
Medical Xpress / Night owls eat later, choose less nutritious food, carry more belly fat and show higher metabolic risk

For generations, early to bed and early to rise was seen as the blueprint for a healthy life, and any departure from it was often considered unhealthy. Scientists, however, have discovered that whether someone is an early ...

19 hours ago
Tech Xplore / Mulling ban, EU gets expert verdict on social media for children

To ban or not to ban children from all social media? That is the big question facing the European Union in its bid to protect minors from harmful content.

2 hours ago
Phys.org / More than 2,700 died as result of heat waves in England, researchers say

At least 2,700 people died in England and Wales as a result of heat waves that struck in May and June, according to a study released Monday.

2 hours ago
Phys.org / Heat wave smashes records across central US

A record-breaking heat wave baked the central United States on Sunday, smashing temperature records from the northern Plains to the Rocky Mountain region.

2 hours ago
Tech Xplore / Mulling AI investment, Anthropic lobbied Australia on copyright law

Anthropic's chief executive, Dario Amodei, has lobbied Australian officials for "copyright reform" as the artificial intelligence giant seeks to make a major investment in the country, official briefing notes released Monday ...

3 hours ago
Phys.org / China's 'Green Great Wall' tames desert growth, but scientists warn the fight is not over

For half a century, millions of workers have repeated a task across the deserts in northern China: inserting forearm-length sticks into shifting sand, first in a row, then in an intersecting line, gradually forming a grid. ...

3 hours ago
Phys.org / Trees for hotter cities: New approach can bolster community input in meeting targets

Efforts to plant more trees in cities could be boosted thanks to a new tool for planners and community groups, published by an international group of researchers. Residents, policymakers and tree officers in Cardiff, Milton ...

12 hours ago
Phys.org / Tiny magnetic 'flowers' could expand how researchers image spintronic materials under stronger fields

Materials with magnetic nanostructures have a wide range of potential applications. One area is so-called spintronics, with devices that encode information in magnetic domains. These magnetic bits can be written, read and ...

14 hours ago