Solving computationally hard problems with 3D integrated photonics

Computing results of the SSP instances where the set is {2, 3, 5, 7, 11, 13, 17} and {2, 5, 7, 11, 13, 17}, respectively. (a) and (c) The experimental…

Weather clears for SpaceX Crew-8 to head home to Florida

Credit: Unsplash/CC0 Public Domain The four members of the SpaceX Crew-8 mission climbed on board the Crew Dragon Endeavour on Wednesday to prepare for their return trip to Earth from…

How Social Learning Guides Decisions When Preferences Differ

Summary: A new study shows that humans use social information to guide their decisions, even when others’ preferences differ from their own. Researchers found that people treat social cues as…

Study links poor sleep in middle age to signs of brain aging

Credit: Unsplash/CC0 Public Domain People in early middle age who have poor sleep quality, including having difficulty falling or staying asleep, have more signs of poor brain health in late…

Headless ‘Halloween comet’ could already be doomed

The latest update concerning “the other comet” of October 2024 — Comet C/2024 S1 (ATLAS) — is that it continues on target to completely disintegrate before it sweeps around the…

New tool makes songs unlearnable to generative AI

llustration of the threat model where the attacker scrapes music posted online by victim musicians to train their music generative models. Credit: Jian Liu et al Nearly 200 years after…

Polar bears are being exposed to more pathogens as the climate warms

Polar bears face mounting challenges in a changing, warming world, mostly related to their waning wintery wonderland habitats. But they may be increasingly infected with germs and parasites, too. Compared…

Superconductivity offers new insights into quantum material MnBi₂Te₄

China’s ‘Thousand Sails’ joins Starlink as the latest mega-satellite constellation in orbit

The first batch of Thousand Sails satellites head to orbit. Credit: CNSA With “Thousand Sails,” China joins the race to fill up Low Earth Orbit with mega-satellite constellations. It’s getting…

European Central Bank holds back plan to boost climate finance for Africa, Latam

The African and Inter-American Development Banks want assets channelled through them so they can get more from the money The European Central Bank (ECB) is standing in the way of…