Optics & Photonics
Universal optothermal micro/nanoscale rotors
The fundamental rotation of micro and nano-objects is crucial for the functionality of micro and nanorobotics, as well as three-dimensional imaging and lab-on-a-chip systems. These optical rotation methods can function fuel-free ...
Jul 01, 2022
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61
Robotics
A model that allows robots to follow and guide humans in crowded environments
Assistance robots are typically mobile robots designed to assist humans in malls, airports, health care facilities, home environments and various other settings. Among other things, these robots could help users to find their ...
Jul 01, 2022
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56

Researchers use AI to detect new family of genes in gut bacteria
Using artificial intelligence, UT Southwestern researchers have discovered a new family of sensing genes in enteric bacteria that are linked by structure and probably function, but ...
Using artificial intelligence, UT Southwestern researchers have discovered a new family of sensing genes in enteric bacteria that are linked by structure ...
Molecular & Computational biology
23 hours ago
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197

Decrease in CO2 emissions during pandemic shutdown shows it is possible to reach Paris Agreement goals
An international team of researchers has found that the sudden drop in CO2 emissions during the early days of the COVID-19 pandemic demonstrates that it is possible to reduce emissions ...
An international team of researchers has found that the sudden drop in CO2 emissions during the early days of the COVID-19 pandemic demonstrates that ...

Dinosaurs took over amid ice, not warmth, says a new study of ancient mass extinction
Many of us know the conventional theory of how the dinosaurs died 66 million years ago: in Earth's fiery collision with a meteorite, and a following global winter as dust and debris ...
Many of us know the conventional theory of how the dinosaurs died 66 million years ago: in Earth's fiery collision with a meteorite, and a following global ...
Evolution
Jul 01, 2022
10
690

How managers of social media platforms could slow the spread of misinformation
A team of researchers at the University of Washington's Center for an Informed Public has found social media platform managers could dramatically reduce the spread of misinformation on their sites by combining just a few ...

'Soft' CRISPR may offer a new fix for genetic defects
Curing debilitating genetic diseases is one of the great challenges of modern medicine. During the past decade, development of CRISPR technologies and advancements in genetics research brought new hope for patients and their ...
Biotechnology
Jul 01, 2022
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181

Hidden in genetics: The evolutionary relationships of two groups of ancient invertebrates revealed
Kamptozoa and Bryozoa are two phyla of small aquatic invertebrates. They are related to snails and clams (collectively called mollusks), bristleworms, earthworms, and leeches (collectively called annelids), and ribbon worms ...
Evolution
Jul 01, 2022
0
140

A ceramic aerogel made with nanocrystals and embedded in a matrix for use in thermal insulation applications
A team of researchers at the Harbin Institute of Technology, in China, working with a colleague in the U.S., has developed a new kind of aerogel for use in flexible thermal insulation material applications. In their paper ...

Horseshoe crabs: 'Living fossils' vital for vaccine safety
On a bright moonlit night, a team of scientists and volunteers head out to a protected beach along the Delaware Bay to survey horseshoe crabs that spawn in their millions along the US East Coast from late spring to early ...
Plants & Animals
Jul 01, 2022
2
99

Keeping the energy in the room
It may seem like technology advances year after year, as if by magic. But behind every incremental improvement and breakthrough revolution is a team of scientists and engineers hard at work.
General Physics
Jul 01, 2022
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218

Study: How placentas evolved in mammals
The fossil record tells us about ancient life through the preserved remains of body parts like bones, teeth and turtle shells. But how to study the history of soft tissues and organs, which can decay quickly, leaving little ...
Evolution
Jul 01, 2022
0
303

New universal flu vaccine offers broad protection against influenza A virus infections, researchers find
A new universal flu vaccine constructed with key parts of the influenza virus offers broad cross protection against different strains and subtypes of influenza A viruses in young and aged populations, according to a new study ...
Vaccination
Jul 01, 2022
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777

The Future is Interdisciplinary
Find out how ACS can accelerate your research to keep up with the discoveries that are pushing us into science’s next frontier
Medical Xpress

With hospitalizations up, France weighs return to masks

Shifting abortion laws cause confusion for patients, clinics

New research supports risk-based prostate cancer screening

Researchers develop rapid COVID-19 test to identify variants in hours

Emerging omicron subvariants BA.2.12.1, BA.4 and BA.5 are inhibited less efficiently by antibodies

Borrelia bacteria's method of avoiding human immune defenses uncovered

Study reveals how gastric cancer forms, suggests preventive treatment

Researchers develop antibody test to keep track of immunity to SARS-CoV-2 variants

Team develops new COVID-19 antibody detection method that does not require a blood sample

Monkeypox symptoms in patients attending London clinics differ from previous outbreaks

New drug shows promise against toxoplasmosis

New diagnosis category in post-traumatic stress disorder

Researchers create 'COVID computer' to speed up diagnosis
Tech Xplore

Powering ships with hydrogen from methanol

Green hydrogen from plant residue

System measures all electrical signals in the body absolutely 'uninterrupted'

Robochop makes garden trimming a snip

Magnet recycling pays off

Learning to combat DDOS attacks

FIFA to use new high-tech for offside calls at World Cup

Breaking AIs to make them better

Building explainability into the components of machine-learning models

Scientists unravel the key to colon cancer relapse after chemotherapy
Approximately 1 in 25 people will develop colon cancer during their lifetime and nearly 2 million cases new cases are diagnosed worldwide each year. Chemotherapy is commonly used to treat colon cancer. While this treatment ...
Medical research
Jul 01, 2022
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1706

Advocating a new paradigm for electron simulations
Although most fundamental mathematical equations that describe electronic structures are long known, they are too complex to be solved in practice. This has hampered progress in physics, chemistry and the material sciences. ...
Quantum Physics
Jul 01, 2022
1
382

Strong link found between emotional childhood abuse and schizophrenia-like experiences in adulthood
A new University of Hertfordshire study has, for the first time, identified a strong link between childhood emotional abuse and schizophrenia-like experiences in healthy adults, such as paranoia, hearing voices, and social ...
Psychology & Psychiatry
Jul 01, 2022
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236

Mining's effect on fish warrants better science-based policies
A new paper published in Science Advances synthesizes the impact of metal and coal mines on salmon and trout in northwestern North America, and highlights the need for more complete and transparent science to inform mining ...
Ecology
Jul 01, 2022
0
224

New method boosts the study of regulation of gene activity
One way cells can control the activities of their genes is by adding small chemical modifications to the DNA that determine which genes are turned on or off. Methyl groups are one of these chemical modifications or tags. ...
Molecular & Computational biology
Jul 01, 2022
0
70

Rare wild ancestors of feral pigeons found living on British and Irish islands
Researchers led by members of Oxford University's Department of Biology have found rare colonies of the wild ancestors of common domestic and feral pigeons.
Evolution
Jul 01, 2022
0
93

Emerging omicron subvariants BA.2.12.1, BA.4 and BA.5 are inhibited less efficiently by antibodies
The omicron subvariants BA.1 and BA.2 of SARS-CoV-2 have dominated the COVID-19 pandemic in early 2022. In many countries, these viruses are now outcompeted by emerging subvariants, with BA.5 being responsible for the current ...
Diseases, Conditions, Syndromes
Jul 01, 2022
0
138

New study reveals impact of plastic on small mammals, as four out of seven species identified as 'plastic positive'
Researchers investigating the exposure of small mammals to plastics in England and Wales have found traces in the feces of more than half of the species examined.
Plants & Animals
Jul 01, 2022
0
100

Building the world's most durable hydrogen fuel cell
Researchers at The Hong Kong University of Science and Technology (HKUST) have developed a new hydrogen fuel cell which is not only the world's most durable to date, but is also more cost-effective, paving way for a wider ...
Engineering
Jul 01, 2022
1
169

Triply eclipsing stellar systems
Stars with the mass of the sun or larger are typically accompanied by one or more orbiting companion stars. The system forms when gravity contracts the gas and dust of an interstellar cloud until clumps develop that are dense ...
Astronomy
Jul 01, 2022
0
131

Early human ancestors one million years older than thought
The fossils of our earliest ancestors found in South Africa are a million years older than previously thought, meaning they walked the Earth around the same time as their East African relatives like the famous "Lucy", according ...

Virgin Orbit rocket launches 7 US defense satellites
A Virgin Orbit rocket carrying seven U.S. Defense Department satellites was launched from a special Boeing 747 flying off the Southern California coast and streaked toward space Friday night.

Waterways in Brazil's Manaus choked by tons of trash
In Manaus, the largest city in Brazil's Amazon rainforest, tons of stinking trash fill the canals and streams, giving one the feeling that they're visiting a post-apocalyptic wasteland.

Satellite-tracking of whale sharks offered insight into their migratory and feeding behavior
The largest fish in the ocean is a globe-trotter that can occasionally be found basking in the coastal waters of the Panamanian Pacific. However, little more is known about the habits of the whale shark (Rhincodon typus) ...

UN urges ambitious action to protect the oceans
World leaders must do more to protect the oceans, a major United Nations conference concluded on Friday, setting its sights on a new treaty to protect the high seas.
Environmental justice advocates slam Supreme Court ruling
The Supreme Court decision to limit how the Environmental Protection Agency regulates carbon dioxide emissions from power plants could make an already grave situation worse for those affected most by climate change and air ...

White rhinos return to Mozambique park after 40 years
A Mozambican park welcomed its first white rhinos in 40 years on Friday after 19 of the threatened animals completed a 1,600-kilometre (thousand-mile) truck ride from South Africa, conservationists said.

Brazil sets new six-month Amazon deforestation record
Deforestation of the Brazilian Amazon reached a record level during the first half of 2022, the INPE national space agency said Friday.

Research shows need to improve prediction of Arctic melt ponds
New research shows two widely used computer models that predict summer melt pond formation on sea ice greatly overestimate their extent, a key finding as scientists work to make accurate projections about Arctic climate change.

Exploring how adding UV treatment to water chlorination can actually increase toxic trihalomethane production
Halobenzoquinones (HBQs), as new emerging disinfection by-products (DBPs), are frequently detected in potable and swimming pool waters. In fact, HBQs are also precursors of other DBPs such as currently regulated trihalomethanes ...

Photon-controlled diode: An optoelectronic device with a new signal processing behavior
A photodetector is a kind of optoelectronic device that can detect optical signals and convert them into electrical signals. These devices include photodiodes, phototransistors and photoconductors.

Highly-sensitive SERS probes developed to detect the PD-L1 biomarker
Recently, a team led by Prof. Huang Qing at the Institute of Intelligent Machines, Hefei Institutes of Physical Science (HFIPS) of Chinese Academy of Sciences (CAS) has reported the fabrication of ultrasensitive biosensors ...

Americans more likely than those in the UK to feel threatened by China's development as a world power, survey shows
Americans were more likely than people living in the UK to feel threatened by China's growth as a world power, a new survey shows.

The case is building that colliding neutron stars create magnetars
Magnetars are some of the most fascinating astronomical objects. One teaspoon of the stuff they are made out of would weigh almost one billion tons, and they have magnetic fields that are hundreds of millions of times more ...

Review of technologies that boost potential for carbon dioxide conversion to useful products
The excessive emission of greenhouse gases, especially carbon dioxide, is rapidly raising the average global temperature. Capturing the carbon dioxide and converting it to useful fuels and chemicals can be an ideal way to ...
UK bird reserves closed after suspected avian flu outbreak
Seabird reserves in northeast England and Scotland have been closed to visitors after a suspected outbreak of bird flu, officials said on Friday.

Study reveals an unprecedented change in Europe's fire regime
A study reveals an unprecedented change in the fire regime in Europe which is related to climate change. The affected areas are in Southern, Central and Northern Europe but this historical change in Europe's fire regime is ...

A step on the way to better therapies against viruses
Most cells can defend themselves against viruses after they have been activated by the body's own messenger substances (interferons). This happens with the help of proteins that recognize invading virus components and interfere ...

'Not all is lost' in climate change fight after Supreme Court limits EPA's regulatory power
The Supreme Court Thursday issued a ruling limiting the Environmental Protection Agency's ability to regulate carbon emissions from power plants.

Scientists investigate temperature effect on semiconductor optical amplifiers
The effect of temperature on the performance of the semiconductor optical amplifiers (SOAs) is an important research point. Amer Kotb and his colleagues from the Changchun Institute of Optics, Fine Mechanics and Physics of ...