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Nature-inspired 3D-printing method shoots up faster than bamboo

https://www.sciencedaily.com/releases/2025/03/250311190750.htm

Published: March 11, 2025 19:07

Researchers created 'growth printing,' which mimics tree trunks' outward expansion to print polymer parts quickly and efficiently without the molds and expensive equipment typically associated with 3D printing.

Scientists create a type of catalog, the 'colocatome,' of non-cancerous cells' influence on cancer

https://www.sciencedaily.com/releases/2025/03/250311190748.htm

Published: March 11, 2025 19:07

Scientists are using artificial intelligence to better capture how healthy cells surrounding tumors influence cancer cell behavior and how those interactions can inform treatments.

Medical infusion bags can release microplastics

https://www.sciencedaily.com/releases/2025/03/250311154128.htm

Published: March 11, 2025 15:41

Microplastics have been found almost everywhere that scientists have looked for them. Now these bits of plastic -- from 1 to 62 micrometers long -- have been found in the filtered solutions used for medical intravenous (IV) infusions. The researchers…

Four tiny planets found orbiting one of our nearest stars

https://www.sciencedaily.com/releases/2025/03/250311154117.htm

Published: March 11, 2025 15:41

Astronomers have revealed new evidence that there are not just one but four tiny planets circling around Barnard's Star, the second-nearest star system to Earth.

technique to manipulate water waves to precisely control floating objects

https://www.sciencedaily.com/releases/2025/03/250311122823.htm

Published: March 11, 2025 12:28

Where there's water, there are waves. But what if you could bend water waves to your will to move floating objects? Scientists have now developed a technique to merge waves in a water tank to produce complex patterns, such as twisting loops and swirling…

Cheap and environmentally friendly -- the next generation LEDs may soon be here

https://www.sciencedaily.com/releases/2025/03/250311122700.htm

Published: March 11, 2025 12:27

Cost, technical performance and environmental impact -- these are the three most important aspects for a new type of LED technology to have a broad commercial impact on society.

Muscles from the printer: Silicone that moves

https://www.sciencedaily.com/releases/2025/03/250311122655.htm

Published: March 11, 2025 12:26

Researchers are working on artificial muscles that can keep up with the real thing. They have now developed a method of producing the soft and elastic, yet powerful structures using 3D printing. One day, these could be used in medicine or robotics -- and…

Super-Earths and mini-Neptunes: More Earth-like planets may exist

https://www.sciencedaily.com/releases/2025/03/250311121309.htm

Published: March 11, 2025 12:13

A new study presents a compelling new model for the formation of super-Earths and mini-Neptunes -- planets that are 1 to 4 times the size of Earth and among the most common in our galaxy. Using advanced simulations, the researchers propose that these…

Building bridges in physics

https://www.sciencedaily.com/releases/2025/03/250310224630.htm

Published: March 10, 2025 22:46

Researchers show that Cartan's First Structure Equation, which relates to edge and screw dislocations in crystal lattices, can be recast in the same form as a basic mathematical formula that governs the behavior of electric currents and magnetic fields.…

Clothes dryers and the bottom line: Switching to air drying can save hundreds

https://www.sciencedaily.com/releases/2025/03/250310201758.htm

Published: March 10, 2025 20:17

By replacing clothes dyers with line drying, households in the U.S. could save upwards of $2,100 and avoid 3 tons of carbon dioxide emissions over the lifetime of a dryer. The exact impacts, however, depend on what kind of dryer you have and where you…

New research explores how AI can build trust in knowledge work

https://www.sciencedaily.com/releases/2025/03/250310164012.htm

Published: March 10, 2025 16:40

In a new study, researchers explored how artificial intelligence (AI) can enhance performance and trust in knowledge work environments. They found that when AI systems provided feedback in real-time, performance and trust increased.

James Webb Space Telescope reveals unexpected complex chemistry in primordial galaxy

https://www.sciencedaily.com/releases/2025/03/250310152925.htm

Published: March 10, 2025 15:29

Astronomers have peered back to a time when the universe was just less than 300 million years old. The research team, using JWST revealed something extraordinary in the galaxy: significant amounts of oxygen.

Receiving low-glucose alerts improves diabetic drivers' safety on the road

https://www.sciencedaily.com/releases/2025/03/250310134303.htm

Published: March 10, 2025 13:43

A Japanese study has found that the use of continuous glucose monitoring (CGM) devices, equipped with sensors that alert diabetics when their blood sugar levels drop, can potentially make diabetic drivers safer on the road. Those who used the devices had…

The two faces of liquid water

https://www.sciencedaily.com/releases/2025/03/250310134208.htm

Published: March 10, 2025 13:42

Scientists have uncovered a key finding to one of water's unique properties: at high pressure and low temperature, liquid water separates into two distinct liquid phases -- one high-density and one low-density.

AI tool to make genetic research more comprehensive

https://www.sciencedaily.com/releases/2025/03/250310134203.htm

Published: March 10, 2025 13:42

Researchers have developed PhyloFrame, a machine-learning tool that uses artificial intelligence to account for ancestral diversity in genetic data.

Are volcanoes behind the oxygen we breathe?

https://www.sciencedaily.com/releases/2025/03/250310134201.htm

Published: March 10, 2025 13:42

It is widely believed that Earth's atmosphere has been rich in oxygen for about 2.5 billion years due to a relatively rapid increase in microorganisms capable of performing photosynthesis. Researchers provide a mechanism to explain precursor oxygenation…

Evidence of a new phenomenon: Quantum tornadoes in momentum space

https://www.sciencedaily.com/releases/2025/03/250310134155.htm

Published: March 10, 2025 13:41

Researchers have experimentally demonstrated a quantum tornado. Electrons form vortices in the momentum space of the quantum semi-metal tantalum arsenide.

Limiting screen time protects children's mental health

https://www.sciencedaily.com/releases/2025/03/250310131816.htm

Published: March 10, 2025 13:18

A recent study suggests that limiting screen time and promoting physical activity from childhood may help safeguard mental health in adolescence. The findings are particularly significant given that mental health problems affect up to 30% of young people…

Mysterious phenomenon at center of galaxy could reveal new kind of dark matter

https://www.sciencedaily.com/releases/2025/03/250310131327.htm

Published: March 10, 2025 13:13

A mysterious phenomenon at the center of our galaxy could be the result of a different type of dark matter.

Stretching spider silk makes it stronger

https://www.sciencedaily.com/releases/2025/03/250307144702.htm

Published: March 7, 2025 14:47

When they weave their webs, spiders pull their silk threads. New simulations show stretching during spinning causes the protein chains within the fibers to align and the number of hydrogen bonds between those chains to increase. Both factors increase the…

Researchers create gel that can self-heal like human skin

https://www.sciencedaily.com/releases/2025/03/250307130138.htm

Published: March 7, 2025 13:01

Until now, artificial gels have either managed to replicate high stiffness or natural skin's self-healing properties, but not both. Now, a team of researchers has developed a hydrogel with a unique structure that overcomes earlier limitations, opening the…

Super sapphire resists scratches, glare, fog and dust

https://www.sciencedaily.com/releases/2025/03/250306154508.htm

Published: March 6, 2025 15:45

Researchers have discovered techniques to bestow superpowers upon sapphire, a material that most of us think of as just a pretty jewel.

Paralyzed man moves robotic arm with his thoughts

https://www.sciencedaily.com/releases/2025/03/250306153135.htm

Published: March 6, 2025 15:31

Researchers have enabled a man who is paralyzed to control a robotic arm through a device that relays signals from his brain to a computer. He was able to grasp, move and drop objects just by imagining himself performing the actions.

How's the weather on Mars?

https://www.sciencedaily.com/releases/2025/03/250306121056.htm

Published: March 6, 2025 12:10

A new study revealed that atmospheric gravity waves play a crucial role in driving latitudinal air currents on Mars, particularly at high altitudes. The findings, based on long-term atmospheric data, offer a fresh perspective on the behaviors of Mars'…

Touchless tech: Control fabrics with a wave of your finger

https://www.sciencedaily.com/releases/2025/03/250306121051.htm

Published: March 6, 2025 12:10

Researchers have created washable and durable magnetic field sensing electronic textiles -- thought to be the first of their kind -- which they say paves the way to transform use in clothing. This technology will allow users to interact with everyday…

The chances of anything coming from Mars

https://www.sciencedaily.com/releases/2025/03/250305224007.htm

Published: March 5, 2025 22:40

Within the next decade, space agencies plan to bring samples of rock from Mars to Earth for study. Of concern is the possibility these samples contain life, which could have unforeseen consequences. Therefore, researchers in this field strive to create…

Small and large planets have significantly different upbringings

https://www.sciencedaily.com/releases/2025/03/250305164627.htm

Published: March 5, 2025 16:46

Studying the orbits of thousands of exoplanets shows that large planets tend to have elliptical orbits, while smaller planets tend to have more circular orbits. This split coincides with several other classic features in the exoplanet population, such as…

My compliments to the chef: Researcher studies robots in the kitchen

https://www.sciencedaily.com/releases/2025/03/250305164620.htm

Published: March 5, 2025 16:46

Walking into your favorite restaurant and seeing a robot chef in the kitchen may seem far-fetched, but new research suggests that bots could be a solution to persistent labor shortages in the industry.

Astronomer finds gas giant exoplanets formed earlier than previously thought

https://www.sciencedaily.com/releases/2025/03/250305164544.htm

Published: March 5, 2025 16:45

A fresh look at past data reveals that exoplanets with masses similar to Jupiter formed much sooner than previously thought, according to new research.

Feeling is believing: Bionic hand 'knows' what it's touching, grasps like a human

https://www.sciencedaily.com/releases/2025/03/250305164326.htm

Published: March 5, 2025 16:43

Engineers have developed a pioneering prosthetic hand that can grip plush toys, water bottles, and other everyday objects like a human, carefully conforming and adjusting its grasp to avoid damaging or mishandling whatever it holds.

Single-qubit sensing puts new spin on quantum materials discovery

https://www.sciencedaily.com/releases/2025/03/250305135144.htm

Published: March 5, 2025 13:51

Working at nanoscale dimensions, billionths of a meter in size, a team of scientists revealed a new way to measure high-speed fluctuations in magnetic materials. Knowledge obtained by these new measurements could be used to advance technologies ranging…

The quest for room-temperature superconductors

https://www.sciencedaily.com/releases/2025/03/250305134937.htm

Published: March 5, 2025 13:49

Theoretical physicists reveal that room-temperature superconductivity is possible within the laws of our Universe, linked to fundamental constants like electron mass and Planck constant. Discovery could revolutionize energy, quantum computing, and medical…

Neural network deciphers gravitational waves from merging neutron stars in a second

https://www.sciencedaily.com/releases/2025/03/250305134808.htm

Published: March 5, 2025 13:48

Binary neutron star mergers emit gravitational waves followed by light. To fully exploit these observations and avoid missing key signals, speed is crucial. An interdisciplinary team of researchers presents a novel machine learning method that can analyze…

Ultra-hot nova observed erupting: Surprising chemical signature

https://www.sciencedaily.com/releases/2025/03/250305134803.htm

Published: March 5, 2025 13:48

Astronomers have for the first time observed a recurring nova outside of the Milky Way in near-infrared light. The data revealed highly unusual chemical emissions as well as one of the hottest temperatures ever reported for a nova, both indicative of an…

Beyond our solar system: scientists identify a new exoplanet candidate

https://www.sciencedaily.com/releases/2025/03/250304212337.htm

Published: March 4, 2025 21:23

The discovery of new exoplanets can help scientists understand how planets form and evolve.

Cold atoms on a chip

https://www.sciencedaily.com/releases/2025/03/250304203832.htm

Published: March 4, 2025 20:38

Researchers are working to move cold atom quantum experiments and applications from the laboratory tabletop to chip-based systems.

Study shines headlights on consumer driverless vehicle safety deficiencies

https://www.sciencedaily.com/releases/2025/03/250304143529.htm

Published: March 4, 2025 14:35

Researchers have demonstrated that multicolored stickers applied to stop or speed limit signs on the roadside can 'confuse' self-driving vehicles, causing unpredictable and possibly hazardous operations.

NASA's Hubble finds Kuiper Belt duo may be trio

https://www.sciencedaily.com/releases/2025/03/250304143526.htm

Published: March 4, 2025 14:35

The puzzle of predicting how three gravitationally bound bodies move in space has challenged mathematicians for centuries, and has most recently been popularized in the novel and television show '3 Body Problem.' There's no problem, however, with what a…

Chemistry: Triple bond formed between boron and carbon for the first time

https://www.sciencedaily.com/releases/2025/03/250304114053.htm

Published: March 4, 2025 11:40

Researchers are opening up new horizons in chemistry: They present the world's first triple bond between the atoms boron and carbon.

Breakthrough in clean energy: Palladium nanosheets pave way for affordable hydrogen

https://www.sciencedaily.com/releases/2025/03/250304114048.htm

Published: March 4, 2025 11:40

Hydrogen energy is widely recognized as a sustainable source for the future, but its large-scale production still relies on expensive and scarce platinum-based catalysts. In order to address this challenge, researchers have developed Bis(diimino)palladium…

Smartwatches could end the next pandemic

https://www.sciencedaily.com/releases/2025/03/250304114040.htm

Published: March 4, 2025 11:40

Everyday smartwatches are extremely accurate in detecting viral infection long before symptoms appear -- now, research shows how they could help stop a pandemic before it even begins.

Quantum properties in atom-thick semiconductors offer new way to detect electrical signals in cells

https://www.sciencedaily.com/releases/2025/03/250303191511.htm

Published: March 3, 2025 19:15

For decades, scientists have relied on electrodes and dyes to track the electrical activity of living cells. Now, engineers have discovered that quantum materials just a single atom thick can do the job with high speed and resolution -- using only light.

ChatGPT on the couch? How to calm a stressed-out AI

https://www.sciencedaily.com/releases/2025/03/250303141645.htm

Published: March 3, 2025 14:16

Distressing news and traumatic stories can cause stress and anxiety -- not only in humans, but these stories can also affect AI language models, such as ChatGPT. Researchers have now shown that these models, like humans, respond to therapy: an elevated…

New biosensor can detect airborne bird flu in under 5 minutes

https://www.sciencedaily.com/releases/2025/03/250303141305.htm

Published: March 3, 2025 14:13

As highly pathogenic H5N1 avian influenza continues to spread in the U.S., posing serious threats to dairy and poultry farms, both farmers and public health experts need better ways to monitor for infections, in real time, to mitigate and respond to…

New device could allow you to taste a cake in virtual reality

https://www.sciencedaily.com/releases/2025/02/250228214827.htm

Published: February 28, 2025 21:48

Novel technology intends to redefine the virtual reality experience by expanding to incorporate a new sensory connection: taste.

How do the universe's highest-energy particles originate? Magnetic outflows stemming from star mergers, analysis concludes

https://www.sciencedaily.com/releases/2025/02/250228214821.htm

Published: February 28, 2025 21:48

Physicists provide a viable and testable explanation for how UHECRs are created.

Powering the future -- ultrathin films are revolutionizing electrical conductivity

https://www.sciencedaily.com/releases/2025/02/250228134559.htm

Published: February 28, 2025 13:45

A multi-institutional research team has engineered a way to preserve the electrical properties of materials as they are shrunk to the nanoscale. The use of the soft substrate hexagonal boron nitride reduces damage to the atomic structure caused by strain,…

Can we find floating vegetation on ocean planets?

https://www.sciencedaily.com/releases/2025/02/250227125818.htm

Published: February 27, 2025 12:58

Recent advances in astronomical observations have found a significant number of extrasolar planets that can sustain surface water, and the search for extraterrestrial life on such planets is gaining momentum. A team of astrobiologists has proposed a novel…