Latest science news in Physics & Chemistry

Thermodynamic magic enables cooling without energy consumption

6 hours ago from Science Daily

Physicists have developed an amazingly simple device that allows heat to flow temporarily from a cold to a warm object without an external power supply. Intriguingly, the process initially appears...

High performance solid-state sodium-ion battery

6 hours ago from Science Daily

Solid-state sodium-ion batteries are far safer than conventional lithium-ion batteries, which pose a risk of fire and explosions, but their performance has been too weak to offset the safety advantages....

Honda slows Accord, Civic production as buyers shift to SUVs

8 hours ago from Physorg

Honda is slowing production of Accord and Civic cars as U.S. buyers continue to favor SUVs and trucks.

Triplet superconductivity demonstrated under high pressure

9 hours ago from Science Daily

Researchers have demonstrated a theoretical type of unconventional superconductivity in a uranium-based material, according to a new study.

Fiat Chrysler recalls 320,000 Dodge Darts for transmission issue

9 hours ago from UPI

Fiat Chrysler Automobiles said Friday it's recalling more than 320,000 Dodge Dart sedans to fix a potential transmission defect.

Through thick and thin: Neutrons track lithium ions in battery electrodes

9 hours ago from Science Daily

Lithium-ion batteries are expected to have a global market value of $47 billion by 2023, but their use in heavy-duty applications such as electric vehicles is limited due to factors...

Watch: University of Houston ring returned to owner after three years

10 hours ago from UPI

A University of Houston class ring found at a Sam's Club store three years ago has been returned to its owner with help from the school.

Thermodynamic magic enables cooling without energy consumption

10 hours ago from Physorg

Physicists at the University of Zurich have developed an amazingly simple device that allows heat to flow temporarily from a cold to a warm object without an external power supply....

Researchers report high performance solid-state sodium-ion battery

11 hours ago from Physorg

Solid-state sodium-ion batteries are far safer than conventional lithium-ion batteries, which pose a risk of fire and explosions, but their performance has been too weak to offset the safety advantages....

Study shows China can be carbon-negative in an economically competitive way

11 hours ago from Harvard Science

If we’re going to limit global temperature increases to 2 degrees above preindustrial levels, as laid out in the Paris Climate Agreement, it’s going to take a lot more than a transition...

From nata de coco to computer screens: Cellulose gets a chance to shine

11 hours ago from Science Daily

Researchers meticulously measured the optical birefringence of highly aligned cellulose nanofibers, paving the way for sharper television, computer, and smartphone screens.

Coincidence helps with quantum measurements

11 hours ago from Science Daily

Through randomly selected measurements, physicists can determine the quantum entanglement of many-particle systems. With the newly developed method, quantum simulations can be extended to a larger number of quantum particles....

New concept for novel fire extinguisher in space

13 hours ago from Science Daily

Researchers have developed a new concept of fire extinguishing, named Vacuum Extinguish Method. VEM is based on the 'reverse' operation of the conventional fire extinguishing procedure: It sucks the combustion...

Tiny Mercury May Have a Solid Metallic Core That Rivals Earth's

13 hours ago from Space.com

A solid metallic core nearly as large as Earth's might be lurking deep within the solar system's smallest planet.

Rare metal improves performance of energy-harvesting piezoelectric crystals

13 hours ago from UPI

Researchers have discovered that the addition of a rare earth metal significantly improves the performance of piezoelectric crystals.

Through thick and thin: Neutrons track lithium ions in battery electrodes

13 hours ago from Physorg

Lithium-ion batteries are expected to have a global market value of $47 billion by 2023. They are used in numerous applications, because they offer relatively high energy density (storage capacity),...

Creating a cloak for grid data in the cloud

13 hours ago from Physorg

Delivering modern electricity is a numbers game. From power plant output to consumer usage patterns, grid operators juggle a complex set of variables to keep the lights on. Cloud-based tools...

Successful tests of a cooler way to transport electricity

15 hours ago from Physorg

Like a metal python, the huge pipe snaking through a CERN high-tech hall is actually a new electrical transmission line. This superconducting line is the first of its kind and...

Fuel cells in bacteria

15 hours ago from Physorg

The exchange of nitrogen between the atmosphere and organic matter is crucial for life on Earth because nitrogen is a major component of essential molecules such as proteins and DNA....

Researchers find adding rare-earth element to piezoelectric crystals dramatically improves performance

15 hours ago from Physorg

A team of researchers from China, the U.S. and Australia has found that adding the rare-earth element samarium to piezoelectric crystals can dramatically improve their performance. In their paper published...

From nata de coco to computer screens: Cellulose gets a chance to shine

16 hours ago from Physorg

A team at the Institute of Scientific and Industrial Research at Osaka University has determined the optical parameters of cellulose molecules with unprecedented precision. They found that cellulose's intrinsic birefringence,...

An exotic microbe and an unusual extraction process may add up to an economical way to make a promising biofuel

17 hours ago from Physorg

Taking a step closer to a "green" replacement for fossil fuels, a research team that includes a chemical engineer at Worcester Polytechnic Institute (WPI) has developed a novel process using...

Better method to recycle and renew used cathodes from lithium-ion batteries

1 day ago from Science Daily

Researchers have improved their recycling process that regenerates degraded cathodes from spent lithium-ion batteries. The new process is safer and uses less energy than their previous method in restoring cathodes...

New automated biological-sample analysis systems to accelerate disease detection

1 day ago from Science Daily

Microfluidics refers to the manipulation of fluids in microscale devices. Commonly called "labs on a chip," microfluidic systems are used to study and analyze very small-scale chemical or biological samples,...

Device uses cotton threads to capture water

1 day ago from C&EN

Cotton threads make the design lightweight and scalable, researchers say

Engineering researcher uses network science to understand how materials work

1 day ago from Science Daily

Using network science -- part of a larger mathematical field called graph theory -- a professor mapped long range atomic forces onto an incredibly complex graph to simulate macroscopic material...

Morphing origami takes a new shape, expanding use possibilities

1 day ago from Science Daily

Researchers have created a new type of origami that can morph from one pattern into a different one, or even a hybrid of two patterns, instantly altering many of its...

Lasers make magnets behave like fluids

1 day ago from Science Daily

Researchers have discovered how magnets recover after being blasted by a laser. It turns out, they act a bit like oil and water in a jar.