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Phys.org / New twist on the Einstein problem reveals unexpected physics

A shape that captured worldwide attention for solving a decades-old mathematical puzzle has returned to the spotlight. While the shape's properties allowed it to solve previous puzzles, little is known about its other associated ...

Jul 29, 2026
Phys.org / New theory on how six‑tonne Stonehenge rock was transported from Scotland thousands of years ago: On a glacier

Built from stones weighing between 2 and 25 tonnes (2 to 28 tons), the structure of Stonehenge demonstrates a scale of construction hard to imagine before the invention of the wheel. The mystery deepens when you consider ...

Jul 28, 2026
Phys.org / First 3D map reveals hidden thermal structure of nearby interstellar medium

Astronomers have built the first three-dimensional map of gas temperature in the space surrounding our solar system, revealing a far messier and more dynamic picture than current models predict. The study was submitted to ...

Jul 29, 2026
Phys.org / Physicists create Bose–Einstein condensate from ultracold polar molecules

Bose–Einstein condensates are states of matter that form when particles called bosons are cooled to temperatures that are only a fraction of a degree above absolute zero (i.e., 0 Kelvin [-460°F]). In these states, particles ...

Jul 30, 2026
Phys.org / Image: Starburst galaxy Centaurus A

In this July 6, 2026, image, NASA's James Webb Space Telescope's Mid-Infrared Instrument (MIRI) reveals the nearby galaxy Centaurus A, exposing the dusty structures and hidden activity that shape this unusual system.

21 hours ago
Phys.org / Italy's Po River valley on drought alert

Italian authorities raised the drought alert level to "high" Thursday in the Po Valley, home to the country's longest river, because of worsening conditions and unfavorable weather forecasts.

19 hours ago
Phys.org / Two Arctic charr populations evolved in less than a century, study finds

Evolution, the process through which animals and other living organisms change their inherited traits over time, typically unfolds slowly over thousands or even millions of years. Some species, however, can adapt at a faster ...

Jul 30, 2026
Tech Xplore / Popular vs. reliable sources—a blind spot in how LLMs assess information

Large language models (LLMs), the artificial intelligence (AI) systems underpinning ChatGPT and similar conversational platforms, are now used by many people worldwide to find and summarize information and generate different ...

Jul 30, 2026
Science X / Curious people embrace richer experiences, but cognitive test scores tell a more complicated story

We often hear that a curious mind is a sharp mind, particularly as we age. According to scientists, persistent learners are often open to taking on new challenges and trying new activities. The idea is that engaging with ...

Jul 30, 2026
Phys.org / What Godzilla can teach us about Donald Trump

He tramples things without intending to. He was created by us. He never permanently goes away. In recent years, metaphorical representations of Donald Trump as the Japanese kaiju Godzilla have become common. Now, a paper ...

Jul 29, 2026
Phys.org / Could we send a spacecraft to a black hole?

Black holes represent some of the most extreme environments in the universe. They are the sources of the strongest gravitational fields, allowing us to test Einstein's theory of general relativity to an extent impossible ...

Jul 27, 2026
Phys.org / An ancient civilization of millions once flourished in the Amazon

New research conducted using airborne laser scanning reveals that a multicultural civilization that flourished in southwestern Amazonia between 600 BCE and 850 CE was home to millions of people. Spanning roughly 183,000 square ...

Jul 29, 2026