Planetary Sciences
Mars has a solid core, resolving a longstanding planetary mystery, according to new study
Scientists have discovered that Mars has an interior structure similar to Earth's. Results from NASA's InSight mission suggest that the red planet has a solid inner core surrounded by a liquid outer core, potentially resolving ...
10 hours ago
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116
Cell & Microbiology
Multifunctional mucus and polydopamine spheres enable targeted, adjustable drug delivery
Researchers at the Technical University of Munich (TUM) have developed hollow microspheres made of mucus and polydopamine using a simple and scalable production method. These tiny spheres are intended to serve as packaging ...
8 hours ago
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40
AI could one day replace tutors, but its reliability still lags
Artificial intelligence has become an integral part of many people's everyday lives. Large language models (LLMs) such as ChatGPT, Gemini or Copilot write letters and term papers for them, give tips for excursions on holiday ...
Education
Sep 6, 2025
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Saturday Citations: Ant species clones workers; a primordial black hole candidate; an anti-tumor carotenoid
This week: Researchers reported that evolutionary mutations are genome-driven, not random. Quantum physicists observed the magnetic nucleus of an atom switching back and forth in real time. And a new catalyst could simplify ...
New method tracks gene expression changes to reveal cell fate decisions
Essentially all cells in an organism's body have the same genetic blueprint, or genome, but the set of genes that are actively expressed at any given time in a cell determines what type of cell it will be and its function. ...
Molecular & Computational biology
Sep 6, 2025
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40
Researchers quantify rate of essential evolutionary process in the ocean
The movement of genetic material between organisms that aren't directly related is a significant driver of evolution, especially among single-celled organisms like bacteria and archaea. A team led by researchers at Bigelow ...
Evolution
Sep 6, 2025
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61
Researchers at the Weizmann Institute of Science traced a neural mechanism that explains why humans explore more aggressively when avoiding losses than when pursuing gains. Their work reveals how neuronal firing and noise ...
In the depths of the ocean, marine corals have evolved intricate, porous structures that shelter diverse microbial communities.
Gastroenterology
Sep 6, 2025
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35
In a new paper, two University of Kansas scholars propose a novel theory of communication analysis that takes into better account how people interact with ubiquitous technology in the 21st-century workplace.
Consumer & Gadgets
Sep 6, 2025
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24
Princeton engineers are twisting, stretching and creasing structures to create a new type of origami, one that changes its shape and properties in response to changing circumstances. The new method could be useful for prosthetics, ...
Engineering
Sep 6, 2025
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23
Find out how ACS can accelerate your research to keep up with the discoveries that are pushing us into science’s next frontier
Medical Xpress
Tech Xplore
Astronomers and students capture growing tail of interstellar comet 3I/ATLAS during observing program
Astronomers and students working together through a unique educational initiative have obtained a striking new image of the growing tail of interstellar Comet 3I/ATLAS. The observations reveal a prominent tail and glowing ...
Astronomy
Sep 5, 2025
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339
A single dose of LSD eased anxiety symptoms for many folks and the benefits lasted up to three months, a new study reports.
Medications
Sep 5, 2025
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65
Â鶹ÒùÔºicists create a new kind of time crystal that humans can actually see
Imagine a clock that doesn't have electricity, but its hands and gears spin on their own for all eternity. In a new study, physicists at the University of Colorado Boulder have used liquid crystals, the same materials that ...
Condensed Matter
Sep 5, 2025
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175
Macaws learn by watching interactions of others, a skill never seen in animals before
One of the most effective ways we learn is through third-party imitation, where we observe and then copy the actions and behaviors of others. Until recently, this was thought to be a unique human trait, but a new study published ...
Â鶹ÒùÔºics-based indicator predicts tipping point for collapse of Atlantic current system in next 50 years
The Atlantic Meridional Overturning Circulation (AMOC) is an enormous loop of ocean current in the Atlantic Ocean that carries warmer waters north and colder waters south, helping to regulate the climate in many regions. ...
3D-printed micro ion traps could solve quantum tech's miniaturization problem
The existing bottleneck in efficiently miniaturizing components for quantum computers could be eased with the help of 3D printing.
Chance sighting during tiger survey leads to first-of-their-kind photos in India of the smooth-coated otter
During a tiger survey at a wildlife sanctuary in India, conservationists noticed a "large-sized" mammal. The brief glimpse intrigued them and led them to set up more trail cameras for a better look at the "smooth-coated" ...
Plants & Animals
Sep 5, 2025
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95
King's College London and Imperial College London, in collaboration with the UK MS Register, report a prevalent multiple sclerosis (MS) subtype marked by significant cognitive deficits with minimal motor impairment, a form ...
Scientists tap 'secret' fresh water under the ocean, raising hopes for a thirsty world
Deep in Earth's past, an icy landscape became a seascape as the ice melted and the oceans rose off what is now the northeastern United States. Nearly 50 years ago, a U.S. government ship searching for minerals and hydrocarbons ...
Environment
Sep 5, 2025
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48
As we get older, our muscle strength slowly declines—increasing our risk of falls, injuries, and loss of independence. In particular, we rely on our lower body strength for many essential daily activities such as walking ...
Health
Sep 5, 2025
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117
Insurers have detailed data on your home's flood risk. So why don't you?
Buying a house is one of the most high-stakes decisions many people will make in their lives. Yet many households are investing millions without an adequate understanding of a property's exposure to growing climate risks.
Politicians now talk of climate 'pragmatism' to delay action—new study
Conservative leader Kemi Badenoch has described her plan to "maximize extraction" of the UK's oil and gas from the North Sea as a "common sense" energy policy.
Australia halts logging for koala haven on eastern coast
Australia halted logging in a large stretch of woodland on the country's eastern coast Sunday to create a retreat for koalas and save the local population from extinction.
Overcrowding kills infant gorillas in Rwanda habitat
Celebrities, politicians and conservationists took turns to announce names for 40 infant gorillas in a glamorous ceremony in Rwanda, where the endangered creatures face a deadly threat from overcrowding.
'Correcting The Map': reshaping perceptions of Africa
The Mercator world map, long a fixture in classrooms globally, makes the European Union appear almost as large as Africa. In reality, Africa is more than seven times bigger.
AI-powered meet-up apps fight loneliness
On a summer evening in San Francisco, JT Mason went to dinner with five complete strangers, confident he would have a good time thanks to careful guest selection by a new type of app for meeting people.
Hidden mechanisms that prevent bridge collapse under catastrophic events uncovered
A team from the Universitat Politècnica de València (UPV) and the University of Vigo (UVigo) has just published in Nature the results of a study in which they have uncovered why bridges—specifically steel truss bridges—do ...
What is prepping—and how does it work in Australia?
Speculation swirls about fugitive accused double murderer Dezi Freeman's potential ties to prepper groups and possible doomsday beliefs. There are even questions over whether he's hiding in a homemade underground bunker.
How do we get more Year 12s doing math?
Mathematics has been the broccoli of school subjects for generations of Australian teenagers.
Some tropical trees cool their leaves to survive the heat—but not all species have ways to cope
How do you cool yourself on a hot day? Perhaps you find shade, switch on a fan or retreat to air conditioning? But spare a thought for tropical forest trees. As the climate warms, they must either adjust to the heat, adapt ...
Image: Hubble spies galaxy with much to see
While it may appear as just another spiral galaxy among billions in the universe, this image from the NASA/ESA Hubble Space Telescope reveals a galaxy with plenty to study. The galaxy, NGC 7456, is located over 51 million ...
Getting a job can increase food insecurity risk for refugees, study finds
Three months ago, you left your country fearing for your life. Now, you're learning to navigate a new city, where the street signs are in a new language. You're learning to navigate social interactions that operate on slightly ...
We decoded the oldest genetic data from an Egyptian, a man buried about 4,500 years ago
A group of scientists has sequenced the genome of a man who was buried in Egypt around 4,500 years ago. The study offers rare insight into the genetic ancestry of early Egyptians and reveals links to both ancient North Africa ...
Asia will get a prime view of this weekend's total lunar eclipse
The year's second total lunar eclipse is coming up fast, and this time Asia will have the best seats in the cosmos.
Eiffel Tower to honor 72 women scholars to ensure gender parity
Gustave Eiffel, who designed France's world-famous monument, had the names of 72 scholars inscribed on the base of the tower in golden letters. All of them men.
'Atoms, ja, atoms': Â鶹ÒùÔºics pioneer key to microscopy 'revolution in resolution'
Seventy years ago, in Osmond Laboratory on Penn State's University Park campus, Erwin W. Müller, Evan Pugh Research Professor of Â鶹ÒùÔºics, became the first person to "see" an atom. In doing so, Müller cemented his legacy, ...
Slow increase in Australia's eastern gray nurse shark population shows conservation actions are on track
Australia's Critically Endangered eastern gray nurse shark population is increasing slowly, research that combined rigorous biological sampling and genetic sleuthing has found.
Bark beetle outbreaks raise forest temperatures, but deciduous trees offer cooling effect
A new study from Stockholm University reveals that spruce bark beetles, already infamous for killing millions of trees in Sweden, are also changing the forest microclimate. Using a combination of temperature sensors attached ...
Proactive forest management reduces high-severity wildfire by 88%, stabilizes carbon during extreme droughts
New research finds that treated forests are 88% less susceptible to high-severity wildfire than their unmanaged counterparts, and can recover carbon stocks in only seven years. The findings, carried out by researchers at ...
How hashtags and humor are used to spread extreme content on social media
Conspiracy theories and incitement to harassment and violence abound on mainstream social media platforms like Facebook and Instagram. But the extreme content is often mixed with ironic play, memes and hashtags, which makes ...
