Chemistry

Kilopower—Pioneering space fission power system could provide up to 10 kilowatts of electrical power

When astronauts someday venture to the moon, Mars and other destinations, one of the first and most important resources they will need is power. A …

Clean Energy

Scientists Have Figured Out How to Recycle Waste CO2 Back Into... Plastic

This just might work.<p>It's been clear for a while now that there's too much carbon dioxide in Earth's atmosphere, heavily contributing to a warming …

Recycling

Watch a Vacuum Chamber Sublimate Snow Into Vapor

When snow melts at such a low pressure point, it can't turn into liquid.<p>What happens when you put snow in a vacuum chamber? In this video from Cody's Lab, we find out. At first, the results don't seem very exciting. But if you know what to look for, there's a fascinating phenomenon to observe here. …

Frozen

Simulations show how atoms behave inside self-healing cement

Researchers at Pacific Northwest National Laboratory (PNNL) have developed a self-healing cement that could repair itself in as little as a few …

Science

Blue salt crystals on meteorites stoke conversation about extraterrestrial life

The odds were infinitesimal at best. First, there was the fact that two meteorites both fell to Earth in 1998 — in Monahans, Texas, and Zag, Morocco, to be exact, giving each its namesake.<p>When Queenie Chan and her colleagues examined both meteorites at NASA’s Johnson Space Center in Houston, …

Meteorites

Army researchers make explosive discovery

Scientists from the U.S. Army Research Laboratory and the Lawrence Livermore National Laboratory found a solution to a significant challenge in …

Meteorites brought water to Earth during the first two million years

A new study of a rare basaltic meteorites called angrites suggests that volatiles, which are elements with relatively low boiling points such as …

Planets

A material that superconducts continuously up to extreme pressures

Researchers have discovered a metal alloy that can conduct electricity with zero resistance, or superconduct, from ambient pressure up to pressures …

Science

Ultrathin 2-D metals get their own periodic table

A new version of the periodic table showcases the predicted properties of 2-D metals, an obscure class of synthetic materials.<p>Arrayed in 1-atom-thick …

Science

Carbon-based Catalyst May Be Key Step to Clean Hydrogen

Researchers at UC Santa Cruz have developed a nanostructured composite material that has shown impressive performance as a catalyst for splitting …

Chemical Engineering

Scientists study the powers of tiny crystals

When it comes to the way scientists react to their discoveries, "That's interesting" falls somewhere between "Eureka!" and "Uh-oh."<p>"Interesting" is …

Science

New details emerge on temperature, mobility of earth's lower crust in Rocky Mountains

Everything on the surface of the Earth rests on massive tectonic plates that resemble a jelly sandwich, with two rigid pieces—the upper crust and the …

Rocky Mountains

Researchers make advances in control of chameleon-like material for next-generation computers

Researchers from Texas A&M University report significant advances in their understanding and control of a chameleon-like material that could be key …

Science

Ultra-thin optical fibers offer new way to 3-D print microstructures

For the first time, researchers have shown that an optical fiber as thin as a human hair can be used to create microscopic structures with …

PAVE

Mantis shrimp size each other up before giving up a fight

These shrimp-sized creatures live in the southern Caribbean on the shallow bottoms of seagrass beds. There, they battle to keep intruders away from …

Science

Chemistry student died after taking cocktail of illegal drugs

A teenage chemistry student died after taking a “cocktail of drugs” while back home from university.<p>Kailem Jaden Perry Jones was discovered by his …

News (Wales)

Nanomaterials: Researchers capture fascinating images of individual atoms

Nanomaterials are microscopic materials used in manufacturing processes.<p>Researchers have developed a groundbreaking technique for observing and …

Engineering

Sunlight causes chemical reaction in dust on Edmonton roads: University of Alberta

A study out of the University of Alberta has found sunlight causes chemical reactions in the dust found on Edmonton’s roads.<p>The research by …

University of Alberta

This Standing-Room-Only Class Features Music Videos, a Gaming App and ... Breathalyzers

Postsecondary Learning<p>This Standing-Room-Only Class Features Music Videos, a Gaming App and ... Breathalyzers<p>sponsored content from Course Hero<p>By …

Organic Chemistry

Discovery of organic molecules explains universe's infrared glow

NATIONAL HARBOR, Md. — The universe is filled with faintly glowing infrared light, and for decades, astronomers have been trying to figure out why. But now, they've finally determined the source of this strange cosmic radiation: It is emitted by an organic molecule called benzonitrile, which seems …

Universe

Building molecular wires, one atom at a time

Electronic devices are getting smaller and smaller. Early computers filled entire rooms. Today you can hold one in the palm of your hand. Now the …

Engineering

Light up the elements with this periodic table display

If you took chemistry at any point in your life, you were exposed to the periodic table, which organizes different atomic structures by their atomic …

Amazing

Study: Pulsating dissolution found in crystals

When German researchers examined time-lapse images of dissolving crystals at the nanoscale, they found a surprise: Dissolution happened in pulses, …

Science

Biologists sniff out another method that microbes use to make methane

<b>News brief:</b> Every year, microbes produce hundreds of millions of tons of methane, a greenhouse gas that’s more potent than carbon dioxide. Scientists …

Biology

Unexpected environmental source of methane discovered

An unexpected source of methane in the environment has been inadvertently discovered.<p>Nitrogen-fixing bacteria are the chief means by which nitrogen …

Biology

Smartphone Controlled Periodic Table of Elements

It wouldn’t be much of a stretch to say that here at Hackaday, we’re about as geeky as they come. Having said that, even we were surprised to hear …

Storage Ideas

X-rays reveal chirality in swirling electric vortices

The samples included a layer of lead titanate (PbTiO3) and a layer of strontium titanate (SrTiO3) sandwiched together in an alternating pattern to …

Physics

Researchers program biomaterials with 'logic gates' that release therapeutics in response to environmental triggers

Drug treatments can save lives, but sometimes they also carry unintended costs. After all, the same therapeutics that target pathogens and tumors can …

Science

World's fifth largest diamond discovered in Lesotho

A diamond thought to be the fifth largest of gem quality ever found has been discovered in Lesotho, miner Gem Diamonds said Monday, and could be …

Science

Evaluating differences in the active-site electronics of supported Au nanoparticle catalysts using Hammett and DFT studies

Altmetric: 1<p>More detail<p>Article<p>Gaurav Kumar ORCID: orcid.org/0000-0002-6094-1705<br>• , Luke Tibbitts<br>• , Jaclyn Newell<br>• , Basu Panthi<br>• , Ahana Mukhopadhyay<br>• , …

PubMed