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Researchers at the Tokyo Medical and Dental University have developed a way to deliver therapeutic mRNA to the brain, in this case to produce brain-derived neurotrophic factor (BDNF) which can protect neurons from ischemia. The researchers hope that the...

Three years ago, scientists at the University of Michigan discovered an artificial photosynthesis device made of silicon and gallium nitride (Si/GaN) that could harness sunlight to produce carbon-free hydrogen for fuel cells with twice the efficiency and stability of...

An international research team led by Monash University has uncovered a new technique that could speed up recovery from bone replacements by altering the shape and nucleus of individual stem cells. The research collaboration involving Monash University, the Melbourne...

Researchers from Memorial University of Newfoundland are investigating the feasibility of creating a green polyurethane alternative derived from fish waste that would otherwise be discarded. Polyurethanes are a highly versatile type of plastic derived from crude oil and found...

Does an algorithm treat people of different ages, genders, and skin colors equally, even under different lighting conditions? Facebook’s AI Red Team today released a data set—called Casual Conversations­—for use in answering that question. The ten terabytes of data...

Methane levels in the atmosphere surged during 2020, marking the biggest increase since records began in 1983, in what scientists called a worrying development for the planet. New data showed both methane and carbon dioxide reached record amounts in...

Twenty years after an apparent anomaly in the behavior of elementary particles raised hopes of a major physics breakthrough, a new measurement has solidified them: Physicists at Fermi National Accelerator Laboratory near Chicago announced today that muons — elementary...

Scientists at Singapore’s Nanyang Technological University have developed a reusable, biodegradable sponge which can soak up oil and other organic solvents from contaminated water, making it a promising candidate for helping tackle marine oil spills. Oil spills are difficult...

The most energetic gamma ray ever seen could be the strongest evidence yet that high-energy cosmic rays are produced within our Milky Way galaxy, where they spend millions of years accumulating, forming a “cosmic-ray pool”. The origin of cosmic...

McGill University researchers have developed sutures inspired by human tendons, which mitigate the damage typically caused by stiff surgical sutures while offering the possibility of personalised wound treatment. Sutures are indispensable for closing wounds, having the capacity to exert...

Researchers at MIT and the Indian Institute of Technology Madras have developed a 3D-printed microfluidic bioreactor that can be used to culture and study brain organoids. The tiny self-organizing nodules of brain tissue are very useful in studying neurological...

A pair of robot legs called Cassie has been taught to walk using reinforcement learning, the training technique that teaches AIs complex behavior via trial and error. The two-legged robot learned a range of movements from scratch, including walking...

Molecular cages created by Imperial researchers could lead to more targeted cancer drug delivery, causing greater efficiency and fewer side effects. Many drugs, including cancer therapies, can break down in the body, which reduces their efficacy and can mean...

Melodine Jeptoo will never forget the first time she saw a locust swarm. Moving like a dark cloud, the insects blotted out the sky and pelted her like hail. “When they’re flying, they really hit you hard,” said Ms....

A revolutionary technology developed within the Trabolsi Research Group at NYU Abu Dhabi (NYUAD) could dramatically improve the well-being of diabetic patients through a simple and straightforward way: an insulin oral delivery system that could replace traditional subcutaneous injections...

Australia’s Clean Energy Council (CEC) says in a newly published paper that large-scale battery energy storage has become the best way to spread energy generated by solar and wind throughout any day, and to instantly respond to peak energy...

Researchers in Canada are developing guidelines to use waste materials from the pulp and paper industry as a sustainable alternative for road construction. The construction industry has long sought to use waste materials from the pulp and paper industry...

Researchers at the Johannes Gutenberg University Mainz in Germany have developed an implantable biosensor that can measure concentrations of various biomarkers and drugs in the body. Unlike many implantable devices, the sensor can reside in place under the skin...

Researchers at Northwestern University have developed a sticker that can measure chloride levels in sweat in real-time through a simple color change. The sticker is applied to the skin and wicks sweat inside itself through a set of microfluidic...

In the fall of 1972, Vance Faber was a new professor at the University of Colorado. When two influential mathematicians, Paul Erdős and László Lovász, came for a visit, Faber decided to host a tea party. Erdős in particular...

Large magnetic fields are usually a killer for superconductivity, but researchers in the US have now fabricated a material that simultaneously superconducts and exhibits the quantum Hall effect – a phenomenon that requires a strong magnetic field. The new...

One prospective source of renewable energy is hydrogen gas produced from water with the aid of sunlight. Researchers at Linköping University in Sweden have now developed a novel material – nanoporous cubic silicon carbide – that exhibits promising properties...

A pocket-sized Covid-19 testing machine that takes just minutes to deliver the results has been developed by researchers at the Salk Institute in California. The portable test, dubbed NIRVANA, can also simultaneously test for other viruses like influenza that...

The 10 most cited AI data sets are riddled with label errors, according to a new study out of MIT, and it’s distorting our understanding of the field’s progress. Data backbone: Data sets are the backbone of AI research,...

A standard inkjet printer is at the heart of a new method that Nanyang Technological University Singapore and China (NTU Singapore and China) developed for monitoring the sometimes subtle interactions between bacteria and antibiotics. The researchers’ approach produced a...

A new three-dimensional lab model mimics the part of the human retina affected in macular degeneration. The research could be an important breakthrough in the quest for an age-related macular degeneration (AMD) cure. AMD, which leads to a loss...

Using an ordinary light microscope, MIT engineers have devised a technique for imaging biological samples with accuracy at the scale of 10 nanometers—which should enable them to image viruses and potentially even single biomolecules, the researchers say. The new...

In recent years, robots have gained artificial vision, touch, and even smell. “Researchers have been giving robots human-like perception,” says MIT Associate Professor Fadel Adib. In a new paper, Adib’s team is pushing the technology a step further. “We’re...

In a recent study, scientists have found what gives mucus its antimicrobial properties. Just about all animals make mucus, which lines tissue surfaces to protect the body from harmful bacteria, viruses and fungi. Mucus also supports the body’s microbiomes...

In 2018, physicists showed that something interesting happens when two sheets of the nanomaterial graphene are placed on top of each other. When one layer is rotated to a ‘magic angle’ of around 1.1° with respect to the other,...

With a new durable composite hydrogel, researchers have 3D printed heart valves that last nearly 100 times as long as valves made with a simple hydrogel (Matter 2021, DOI: 10.1016/j.matt.2021.03.011). Today’s replacement heart valves made from animal tissue and...

Renewable energy and batteries can secure Australia’s electricity grid as effectively as coal and gas, new research suggests. The research, commissioned by the Australia Institute thinktank and released on Monday, found clean technologies provided the fast frequency response service...

A new, simpler solution process for fabricating stable perovskite solar cells overcomes a key bottleneck to the large-scale production and commercialization of this promising renewable-energy technology, which has remained tantalizingly out of reach for more than a decade. “Our...

Scientists at Rice University have demonstrated a process to convert waste from old rubber tyres into graphene which can, in turn, be used to strengthen concrete. The environmental benefits of strengthening concrete – such as by adding graphene –...

A glass orb, the size of a beach ball, plops into a hole in the ice and descends on a metal cable toward the bottom of the world’s deepest lake. Then another, and another. These light-detecting orbs come to...

Researchers at Nanyang Technological University, Singapore (NTU Singapore) have developed an easy to perform CRISPR-based COVID-19 test that takes only 30 minutes for the results to come in. The test, which involves dipping a paper strip into a mixture...

An organ-on-a-chip device could offer a more personalized approach to treating sickle cell disease. Sickle cell disease is the most prevalent inherited blood disorder in the world, affecting 70,000 to 100,000 Americans. However, it is considered an orphan disease,...

Globally, only one in 50 new cars were fully electric in 2020, and one in 14 in the UK. Sounds impressive, but even if all new cars were electric now, it would still take 15-20 years to replace the...

The thing about antimatter is that there just really isn’t very much of it at all. No one knows why. And making the stuff from scratch is like trying to win a GBBO showstopper. (The theme is “antiprotons.”) Plus,...

One of the main goals in quantum computing is to experimentally demonstrate that a quantum machine can perform some computational task faster than a classical one. A team of researchers based in France and the UK has now done...

Researchers in China and the US have developed a simple photocatalytic process for selectively retrieving precious metals from waste electronics and catalysts. The process could also potentially reduce the environmental footprint of gold mining. The ubiquity and sophistication of...

Patients with an open wound, such as a bedsore or a foot ulcer, need to be checked frequently to see how well it is healing. That can require regular trips to a doctor’s office. But patients might not have...

Physicists at the University of Bonn have experimentally observed a new, previously unknown phase in the photon Bose-Einstein condensate. The Bose-Einstein condensate is a gas of atoms so dense and cold that their matter waves lose their individuality and...

After a two-decade wait that included a long struggle for funding and a move halfway across a continent, a rebooted experiment on the muon—a particle similar to the electron but heavier and unstable—is about to unveil its results. Physicists...

Take a look at the numbers 294,001, 505,447 and 584,141. Notice anything special about them? You may recognize that they’re all prime — evenly divisible only by themselves and 1 — but these particular primes are even more unusual....

Researchers at the University of Southampton have developed a new way of using nanomaterials to identify and enrich skeletal stem cells—a discovery which could eventually lead to new treatments for major bone fractures and the repair of lost or...

A new invention from Princeton University uses sunlight to power a water purification process inspired by the pufferfish’s ability to absorb water. The device, detailed in a study released this week, March 31, could allow for low-cost off-the-grid water...

Today, Boston Dynamics is announcing Stretch, a mobile robot designed to autonomously move boxes around warehouses. At first glance, you might be wondering why the heck this is a Boston Dynamics robot at all, since the dynamic mobility that...

Lund University researchers have designed a new bioink which allows small human-sized airways to be 3D-bioprinted with the help of patient cells. The 3D-printed constructs are biocompatible and support new blood vessel growth into the transplanted material. This could...

The destruction of tropical forest is a major contributor to biodiversity loss and the climate crisis. In response, conservationists and scientists like us are debating how to best catalyse recovery of these forests. How do you take a patch...