The rise of fishes illuminated by discovery of fossil treasure hoard

Five early Silurian fishes from China rewrite the evolutionary story of “from fish to human” Credit: IVPP Scientists from the Institute of Vertebrate Paleontology and Paleoanthropology (IVPP) of the Chinese Academy of Sciences have recently discovered two fossil repositories ...

Dead fish breathes new life into the evolutionary origin of fins and limbs

Life reconstructions of the fossil Tujiaaspis vividus. Credit: Qiuyang Zheng A trove of fossils in China, unearthed in rock dating back some 436 million years, have revealed for the first time that the mysterious galeaspids, a jawless freshwater fish, ...

Physicists find way to control detonation wave in promising new type of engine

Schematic of three-dimensional rotating detonation engine showing detonation wave. Credit: D. Schwer et. al./49th AIAA Aerospace Sciences Meeting including the New Horizons Forum and Aerospace Exposition Skoltech researchers have theoretically predicted synchronization—a kind of self-regulation—in detonation waves. The discovery ...

Ancient shark-like fish appeared millions of years earlier than thought

The species has been given the name Qianodus duplicis

Ancient shark-like fish appeared much earlier than previously thought – study

A handful of fossil teeth from a completely new species suggests the creatures emerged some 440 million years ago.

Women face 5 biases in STEM. Here’s how to bridge the gender gap.

After decades of struggle, campaigning, and accomplishment, women have made hard-won gains in the fields of science, technology, engineering, and mathematics (STEM). In the U.S. today, women earn about half of the degrees awarded in science and engineering. They ...

Ruchika Tulshyan

Ruchika Tulshyan is the author of Inclusion on Purpose: An Intersectional Approach to Creating a Culture of Belonging at Work (MIT Press). She’s also the founder of Candour, an inclusion strategy practice. A former international business journalist, Ruchika is ...

Uncovering Hidden Patterns: AI Reduces a 100,000-Equation Quantum Physics Problem to Only Four Equations

Abstract quantum physics illustration. Scientists trained a machine learning tool to capture the physics of electrons moving on a lattice using far fewer equations than would typically be required, all without sacrificing accuracy. A daunting quantum problem that until ...

Kim Kuyper | Genieten of Genezen (Enjoy or Cure)

Kim Kuypers is associate professor at the Faculty of Psychology and Neuroscience in het department of Neuropsychology and Psychopharmacology at Maastricht University. Her research mainly focusses on MDMA and psychedelics, and what their effects are on cognition, creativity, homones and ...

Blood test could predict who is likely to develop long Covid

This scanning electron microscope image shows SARS-CoV-2 (yellow)–also known as 2019-nCoV, the virus that causes COVID-19–isolated from a patient in the U.S., emerging from the surface of cells (pink) cultured in the lab. A blood test taken at the ...

New method makes it possible to assess the direct effects of human land use on the carbon cycle

Spatial correlations between annual anomalies of climate variables and biomass carbon between 2000 and 2019. The global maps show the Spearman correlation coefficient between the time series of forest biomass carbon anomalies and the time series of a precipitation ...

Biologists Use Genetic Circuits to Program Plant Roots

Using inserted genetic circuitry, synthetic biologists controlled the growth of plant roots for the first time.

Your medical implant or food wrapper could someday be made of CBD

This melt-processable CBD-based polymer looks and works like a typical piece of plastic, with a dash of antioxidant activity. Credit: Adapted from ACS Applied Materials & Interfaces 2022. DOI: 10.1021/acsami.2c05556 With the legalization of hemp cultivation, products containing cannabidiol ...

Menacing Florida, Hurricane Ian nears catastrophic Category 5

The message “Go Away Hurricane Ian” is displayed outside a condominium complex in St. Pete Beach near the city of St. Petersburg. Hurricane Ian intensified to just shy of catastrophic Category 5 strength Wednesday as its heavy winds began ...

Half world's birds in decline, species moving 'ever faster' to extinction

Migratory birds are some of the most threatened. Almost half of all bird species are in decline globally and one in eight are threatened with extinction, according to a major new report warning that human actions are driving more ...

How the Tibetan uplift affects evolution of westerly circulation

Locations of geographic features and records used in this study. Credit: IOCAS As an important part of the global climate system, the westerly wind drives the mid-latitude surface currents, regulates the exchange of heat, water vapor, and carbon between ...

Western forests, snowpack, and wildfires appear trapped in vicious climate cycle

Extreme 2020 wildfires affected the water cycle in key mountain forests.

As a meteorologist, Hurricane Ian is the nightmare storm I worry about most

This is the kind of storm that destroys a community forever.

Bipedal Robot Sets Guinness World Record After a 100-Meter Sprint

A bipedal robot named Cassie has established a Guinness World Record for the 100-meter dash. Despite not having the same level of lightning-quick speed as the best athletes in the world, it is a remarkable engineering and robotics achievement. As reported first ...

Not pursuing your goals during the pandemic is good for your mental health

Being able to let go of goals is a critical part of staying mentally healthy People who shelved their long-term goals during the pandemic were better able to avoid anxiety and depression, according to a new study. Researchers at the University ...

Trial with three vaccines against bird flu

Wageningen Bioveterinary Research (WBVR) has started a trial with bird flu vaccination. In Lelystad vaccines against bird flu of three different pharmaceutical companies are tested. In the trial vaccines against the current H5 viruses are tested in laying hens. “More ...

AI better than humans at detecting blue whale calls

Artificial Intelligence can detect blue whale “D-calls” in sound recordings, with greater accuracy and speed than human experts. Credit: Australian Antarctic Division Whale scientists could soon do themselves out of a job—or at least a tiring and repetitive one—by ...

Nanoparticles can improve stroke recovery by enhancing brain stimulation, study shows

Researchers at Xi’an Jiaotong-Liverpool University have shown that brain stimulation can be enhanced by non-invasively delivered nanoparticles. This can aid recovery after ischemic stroke in an animal model. Credit: Public Domain In a recent study, researchers from Xi’an Jiaotong-Liverpool ...

Researchers observe excitonic Bloch-Siegert shift in quantum dots

Characterization of CsPbI3 QDs. a A representative transmission electron microscopy (TEM) image. b Steady–state absorption spectrum, with the band-edge exciton peak at ~1.98 eV. c Broadband transient absorption (TA) spectra at varying delay times, pumped at 2.64 eV (470 nm), displaying negligible ...

Social resistance of Bronze Age communities in response to emerging state societies in the Iberian Peninsula

Map with distribution of stone fortifications (in black) and maximum slope between settlements and farming valleys (in red) to the north of El Argar from 2200 to 1550 BCE. Credit: University of Barcelona A UAB study using a Big ...

Articles in Dutch newspapers reveal changes in discussion of death

Coverage of newspaper articles on the good death between 2010 and 2020 (N = 173). Credit: Social Science & Medicine (2022). DOI: 10.1016/j.socscimed.2022.115361 Over the last few decades, there has been a change in the way in which we relate to ...

Gather ideas from strangers, but work through them with people close to you

Credit: Pixabay/CC0 Public Domain The creative process, in any knowledge-based activity, is increasingly a collective process, and those who take charge of its development must know how to activate the most appropriate personal ties at each stage. In an ...

As glaciers melt at an alarming pace, a geologist reflects on the legacy of ice ages and what the future may hold

Jack Ridge uses a compass to show the direction of a series of glacial striations atop Waitt’s Mount in Malden, Massachusetts. Credit: Alonso Nichols With continued news of glaciers in Greenland, Antarctica, Alaska and the Alps, as well as ...

No environmental sustainability means no positive peace, and vice versa

Pokhara, Nepal: Some least developing countries, like Nepal, score fairly well in negative peace and environmental performance, but rank low in positive peace. Credit: Dahlia Simangan, Hiroshima University Peace and environmental sustainability—two lofty but vital goals for all countries—are ...

"I don't have imposter syndrome and neither do you"

jQuery(function(){ if (typeof jwplayer_load == typeof indefined) { var jwplayer_load = 1; jQuery(window).load(function(){ jQuery(".sc_video_shortcode_jwplayer").each(function(){ var _this = $(this); jQuery.get(jQuery(this).attr("url"), function(data, status){ if (typeof data.split("\n") !== typeof undefined) { var src = data.split("\n")[4]; src = src.replace(".m3u8", ""); _this.attr("src", src); } ...

Why GPT-3 and other AI language models write pseudo-profound bullshit

Bullshit may be defined as something said to be expedient, regardless of the truth. While lying is the art of deliberately being untruthful, bullshitting is disregarding truth or untruth altogether to accomplish some other goal. This is exactly what ...

Techfest Haiphong 2022 kicks off

Techfest Haiphong 2022 kicks off on September 28 (Photo: VNA) Hai Phong (VNA) –  The innovation week and startup festival in Hai Phong (Techfest Haiphong 2022), themed “Hai Phong- innovation city – destination of success”,  opened in the northern port ...

Ultra-diffuse galaxy F8D1 has a giant tidal tail, observations find

The RGB star count density across the HSC image. A giant tidal stream can be seen emanating from F8D1, which is located at the South-Western edge. The stream can be traced for more than a degree towards the North-East, ...

Single cell research spotlights the role of DNA methylation in cell fate decisions

Mapping of cells from the DNMT knock-out mice lines to the reference atlas (grey) with wild-type cells being indicated in blue and knock-out cells being indicated in red. Credit: Babraham Institute Research applying single-cell analysis techniques and comparisons to ...

Radical action is needed for the climate. This means transforming the way we do science

Women farmers in a rural community collaborating with CGIAR’s Climate Initiative. Credit: Giriraj Amarnath / ClimBeR Record-breaking heat waves, droughts and floods make regular headlines around the globe, and scientists say the risk, frequency and intensity of these weather ...

Hurricane Ian Enters the Gulf of Mexico – Headed Toward the West Coast of Florida

Hurricane Ian Enters the Gulf of Mexico, September 27, 2022. After making landfall in Cuba, the category 3 storm entered the Gulf of Mexico and appeared headed toward the west coast of Florida. On September 27, 2022, after making ...

Researchers use multiple lasers to create reproducible coherent light structures at wavelength level

Optical radiation force distributions for a 4-beam, 6-beam, and Gaussian beam. The polarization is indicated on the images: (a–f) right-handed circular polarized, (g–i) left-handed circular polarized and (j–l) linearly polarized. In the simulation, (5{chi }_{i}) (instead of ({chi }_{i})) ...

Better understanding of cellular metabolism with the help of AI

Credit: Subham Choudhury Metabolism is essential to all living organisms, and modeling the chemical reactions that sustain life is no easy task. Now, EPFL scientists have released REKINDLE, a deep-learning process that is paving the way for more efficient ...

Relationship between song order and rhythmical timing in songbirds

Pied butcherbird nocturnal formal song hierarchy. A song bout may span several hours. During a bout, short bursts of singing followed by periods of silence are characterized as phrases, and the individual spectro-temporal events that populate each phrase are ...

Long-Lasting Effects: Spaceflight Linked to an Increased Risk of Cancer and Heart Disease

The researchers believe it is important to continuously screen the blood of astronauts throughout their careers and during their retirement in order to monitor their health. Spaceflight was also found to be linked to DNA mutations. A groundbreaking study ...

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