Phys.org news

Phys.org / Many mini-Neptunes once thought to be lava worlds may actually have solid surfaces

As telescopes have become more powerful, it's turned out our solar system is not the only game in town: There are millions of other planets out there in the galaxy. But we're still teasing out clues about what they are actually ...

Nov 5, 2025 in Astronomy & Space
Phys.org / Are there different types of black holes? New method puts Einstein to the test

Black holes are considered cosmic gluttons, from which not even light can escape. That is also why the images of black holes at the center of the galaxy M87 and our Milky Way, published a few years ago by the Event Horizon ...

Nov 5, 2025 in Astronomy & Space
Phys.org / East African Rift study uncovers why breaking up is hard for some continents

Tulane University researchers, collaborating with an international team of scientists, have discovered why some parts of Earth's crust remain strong while others give way, overturning long-held assumptions about how continents ...

Nov 5, 2025 in Earth
Phys.org / Taiwan's ancient vanished ecosystem: Today's forests were once warm savanna, elephant teeth show

A study by research teams at the National Museum of Natural Science and National Taiwan University has, for the first time, unveiled Taiwan's vanished Pleistocene ecosystem: a warm, arid savanna environment dominated by grasslands ...

Nov 5, 2025 in Biology
Phys.org / Solar Orbiter provides first glimpse of the sun's polar magnetic field in motion

The sun is governed by a strict rhythm. The magnetic activity of the sun displays a cyclic variation, reaching a maximum approximately every eleven years. Two enormous plasma circulations, each in one solar hemisphere, set ...

Nov 5, 2025 in Astronomy & Space
Phys.org / Large ritual constructions by early Mesoamericans may represent the order of the universe

In the summer of 2020, an international team led by a University of Arizona archaeologist reported the discovery of the largest monumental construction known today in the Maya area in the state of Tabasco, near Mexico's southeastern ...

Nov 5, 2025 in Other Sciences
Phys.org / Lipid nanoparticles that can deliver mRNA directly into heart muscle cells discovered

Cardiovascular disease continues to be the leading cause of death worldwide. But advances in heart-failure therapeutics have stalled, largely due to the difficulty of delivering treatments at the cellular level. Now, a UC ...

Nov 5, 2025 in Nanotechnology
Phys.org / Body preservation technique applied to wood to make it stronger, protect from decay

A technique used for the long-term preservation of human and animal remains is now being tested on one of Canada's most iconic building materials—the Western red cedar.

Nov 5, 2025 in Chemistry
Phys.org / Southern Ocean's winter CO₂ outgassing underestimated by 40%, study reveals

A collaborative research team has discovered that the Southern Ocean releases substantially more carbon dioxide (CO2) during the dark austral winter than previously thought. Their new study reveals that this winter outgassing ...

Nov 5, 2025 in Earth
Phys.org / Hand gestures that illustrate speech boost persuasiveness, study shows

Words matter—but your hands might matter more, according to a new UBC study which found that purposeful hand gestures can make speakers appear more competent and persuasive.

Nov 5, 2025 in Other Sciences
Phys.org / The basic mechanisms of visual attention emerged over 500 million years ago, study suggests

The brain does not need its sophisticated cortex to interpret the visual world. A new study published in PLOS Biology demonstrates that a much older structure, the superior colliculus, contains the necessary circuitry to ...

Nov 5, 2025 in Biology
Phys.org / Double disadvantage hurts more than twice as much when it comes to social isolation, study finds

Belonging to more than one marginalized group can make building and maintaining social connections significantly harder, often in ways that go far beyond a simple sum of disadvantages. A new study shows how inequalities in ...

Nov 5, 2025 in Other Sciences