Phys.org news

Phys.org / How European city life is continually rewriting insect DNA

Cities are known to shape the evolution of wildlife within them, but according to a study of European cities published in the journal Proceedings of the Royal Society B: Biological Sciences, this is not a one-off event. Rather ...

5 hours ago in Biology
Phys.org / Massive black hole mystery unlocked by researchers

It's one of astronomy's great mysteries: how did black holes get so big, so massive, so quickly. An answer to this cosmic conundrum has now been provided by researchers at Ireland's Maynooth University (MU) and reported today ...

3 hours ago in Astronomy & Space
Phys.org / World's oldest rock art holds clues to early human migration to Australia

A hand stencil on the wall of a cave in Indonesia has become the oldest known rock art in the world, exceeding the archaeologists' previous discovery in the same region by 15,000 years or more.

6 hours ago in Other Sciences
Phys.org / Metal clumps in a quantum state: Physicists place thousands of sodium atoms in a 'Schrödinger's cat state'

Can a small lump of metal be in a quantum state that extends over distant locations? A research team at the University of Vienna answers this question with a resounding yes. In the journal Nature, physicists from the University ...

3 hours ago in Physics
Phys.org / Too much entanglement? Quantum networks can suffer from 'selfish routing,' study shows

Quantum technologies, systems that process, transfer or store information leveraging quantum mechanical effects, could tackle some real-world problems faster and more effectively than their classical counterparts. In recent ...

6 hours ago in Physics
Phys.org / Astronomers discover a companion cluster to Czernik 38

Astronomers from the National Research Institute of Astronomy and Geophysics (NRIAG) in Cairo, Egypt, have investigated a young open cluster known as Czernik 38. As a result, they found a new open cluster, which turns out ...

6 hours ago in Astronomy & Space
Phys.org / Neanderthals took reusable toolkits with them on high-altitude treks through the Alps

When Neanderthals in Italy were crossing the Alps, it's likely they took refuge in high-altitude bear caves. A new study of stone tools in Caverna Generosa, a cave sitting 1,450 meters up in the mountains, found that these ...

6 hours ago in Other Sciences
Phys.org / Dredging sand and silt has consequences for the North Sea

Through sand extraction and the disposal of dredged harbor silt, about 200 million tons of sediment are relocated every year in the coastal waters of the North Sea. The Wadden Sea is particularly strongly affected. This is ...

8 hours ago in Earth
Phys.org / Looking deep into the eyes of insects

Researchers from the University of Konstanz have studied how insect brains take in complex light stimuli and process them in parallel. They are the first to have found evidence that information is processed in different layers ...

8 hours ago in Biology
Phys.org / Two-dimensional materials expand options for next-generation terahertz quantum devices

Scientists from the National University of Singapore (NUS) have discovered that atomic-scale substitutional dopants in ultra-thin two-dimensional (2D) materials can act as stable quantum systems operating at terahertz (THz) ...

4 hours ago in Nanotechnology
Phys.org / Scientists design molecules 'backward' to speed up discovery

Every medication in your cabinet, every material in your phone's battery, and virtually every compound that makes modern life work started as a molecular guess, with scientists hypothesizing that a particular arrangement ...

4 hours ago in Chemistry
Phys.org / US forests store record carbon as natural and human factors combine

U.S. forests have stored more carbon in the past two decades than at any time in the last century, an increase attributable to a mix of natural factors and human activity, finds a new study.

4 hours ago in Earth