Latest science news in Physics & Chemistry
Outer tube-selectively boron-doped double-walled carbon nanotubes for thermoelectric applications
Carbon nanotubes, the tiny hollow tube of hexagonal carbon lattices has been touted as one of the most promising materials for building items with fascinating electrical, thermal and mechanical properties....
Study highlights gallium oxide's promise for next generation radiation detectors
New research from North Carolina State University finds that radiation detectors making use of single-crystal gallium oxide allow for monitoring X-ray radiation in near-real time.
How new materials increase the efficiency of direct ethanol fuel cells
Ethanol has five times higher volumetric energy density (6.7 kWh/L) than hydrogen (1.3 kWh/L) and can be used safely in fuel cells for power generation. In Brazil in particular there...
Breakthrough in molecular machines
Molecular machines have the potential to revolutionize the future -- if we can find a way to control them. Researchers now report that they have found a way to control...
Print your own laboratory-grade microscope for US$18
For the first time, labs around the world can 3D print their own precision microscopes, thanks to a new open-source design.
Technique could enable cheaper fertilizer production
Most of the world’s fertilizer is produced in large manufacturing plants, which require huge amounts of energy to generate the high temperatures and pressures needed to combine nitrogen and hydrogen into ammonia. MIT...
Talia Shire on 'Rocky,' 'Godfather' and Brando's 'great acting charisma'
Talia Shire has a new release, 'Working Man,' that she calls a powerful film that 'spoke to my soul.'
Print your own laboratory-grade microscope for US$18
For the first time, labs around the world can 3-D print their own precision microscopes to analyse samples and detect diseases, thanks to an open-source design created at the University...
Seaweed may become a profitable piece in the green transition jigsaw
A unanimous group of research scientists are convinced that kelp may share many of the applications of soya and oil, and that they can also be used to capture CO2....
Biofabrication: 3-D printing, sonic tweezers, and the creation of neurons in microscopic cages
Microscopically small cages have been produced at TU Wien (Vienna) with grid openings only a few micrometers in size, making them ideal for holding cells and allowing living tissue to...
Exciton resonance tuning of an atomically thin lens
Since the development of diffractive optical elements in the 1970s, researchers have increasingly uncovered sophisticated fundamental principles of optics to replace the existing bulky optical elements with thin and lightweight...
Refueling fighter jets mid-flight is complex, but new tech from Airbus could simplify the process
An F/A-18 Hornet uses a "probe-and-drogue" system for refueling in 2016. (Lance Cpl. Miguel A. Rosales / US Marine Corps/)Imagine filling your car with gasoline as you’re cruising down the highway. Oh, and...
Scientists use phononic crystals to make dynamic acoustic tweezers
Acoustic tweezers are a powerful tool for contactless manipulation of particles and cells using acoustic radiation forces (ARF) generated by the transfer of acoustic wave momentum. They play an important...
Twisting 2D materials uncovers their superpowers
Researchers can now grow twistronic material at sizes large enough to be useful. While an exciting potential area of nanotechnology, twistronics until now has mostly been explored on samples smaller...
A Shiny Snack Bag's Reflections Can Reconstruct the Room around It
Researchers used the light reflecting off the wrapper to build an image of its surroundings -- Read more on ScientificAmerican.com
Op-Ed: How film and television production can safely resume in a COVID-19 world
At Netflix, we've resumed production in some countries. And we're learning what safety will look like post-pandemic
New technology revolutionizes 3D metal printing
New technology uses LED instead of laser sources for the additive manufacturing of metal parts and optimizes 3D metal printing in terms of construction time, metal powder consumption, equipment costs...
X-ray analysis sheds light on construction and conservation of artefacts from Henry VIII's warship
21st century X-ray technology has allowed scientists to peer back through time at the production of the armor worn by the crew of Henry VIII's favored warship, the Mary Rose.
Path to quantum computing at room temperature
Researchers predict quantum computer circuits that will no longer need extremely cold temperatures to function could become a reality after about a decade.
Green method could enable hospitals to produce hydrogen peroxide in house
A team of researchers has developed a portable, more environmentally friendly method to produce hydrogen peroxide. It could enable hospitals to make their own supply of the disinfectant on demand...
First direct look at how light excites electrons to kick off a chemical reaction
The first step in many light-driven chemical reactions, like the ones that power photosynthesis and human vision, is a shift in the arrangement of a molecule's electrons as they absorb...
Green Method Could Enable Hospitals to Produce Hydrogen Peroxide In House
A team of researchers has developed a portable, more environmentally friendly method to produce hydrogen peroxide. It could enable hospitals to make their own supply of the disinfectant on demand...
New technology could provide rapid detection of COVID-19
Researchers have developed a new technology that flexibly scales up CRISPR-based molecular diagnostics, using microfluidics chips that can run thousands of tests simultaneously. A single chip’s capacity ranges from detecting a single type...
A new electricity-boosting effect seen in perovskites
This photoflexoelectric effect could lead to devices that harvest energy from both light and motion
Michael Sheen, David Tennant reunite for 'Good Omens: Lockdown' episode
Michael Sheen and David Tennant reunited for a 3 1/2-minute lockdown edition of their fantasy-comedy, "Good Omens."
Feedback: Why a front-porch concert is so moving in coronavirus era
Readers weigh in on a cellist's front-porch concerts and TV ads in coronavirus time, pop-up bookstores vs. bookmobiles; renegade designs for anew LACMA and more.
Your home build projects are only as good as the lumber you choose
(From top to bottom) American chestnut, black cherry, tigerwood, and snakewood. (Jonathon Kambouris/)Experienced artisans can fashion almost anything from wood—as long as they have the right material. These four options offer them increasing...
New Princeton study takes superconductivity to the edge
A discovery that long eluded physicists has been detected in a laboratory at Princeton. A team of physicists detected superconducting currents — the flow of electrons without wasting energy —...