Scientists study potential for life around M-dwarf planets with new telescope, finding atmospheres may be dried out due to intense radiation. The James Webb Space Telescope can detect gases in heavy carbon dioxide or oxygen-dominated atmospheres.
Researchers have developed a new type of red meat that replaces nitrite with natural alternatives from plants and fruits, including Japanese Knotweed. The results showed significantly lower levels of nitrite content in participants' faeces compared to conventionally processed red meat.
Researchers from FAU and MIT develop a microfluidic assay to study the mechanical performance of red blood cells under hypoxic conditions. The study reveals that cyclic hypoxia can lead to mechanical degradation of the red blood cell membrane, contributing to aging.
Researchers used detailed simulations to detect and study 'quenched' UDGs, which are rare dwarf galaxies that have stopped generating stars. They found these galaxies were not in clusters but rather isolated in voids, with unique orbits that stripped away their star-forming gas.
Researchers analyzed nearly 500 million measurements of arctic-alpine plant growth, finding that deciduous species such as dwarf birch thrive in warmer winters, while evergreen species like crowberry struggle. The study suggests climate change may lead to an increase in greening of arctic-alpine regions.
Researchers use Keck Observatory's MOSFIRE instrument to analyze the layer-cake structure of a nearby free-floating brown dwarf's atmosphere. The study reveals complex cloud formations, including hot sand grains and exotic elements, with depths reaching up to 446 miles.
Researchers from IAC and STScI discovered transverse rotation in three dwarf spheroidal galaxies using Gaia satellite data, shedding light on their evolutionary history. This finding supports the idea that these galaxies may have formed through the agglomeration of smaller systems.
Astronomers have discovered a rare teardrop-shaped star system that will eventually become a Type Ia supernova. The system, HD265435, is comprised of a hot subdwarf and a white dwarf star orbiting each other closely, with the white dwarf being as heavy as our Sun but slightly smaller than Earth's radius.
Astronomers have discovered a rare binary star system, HD265435, which is spiralling towards a Type Ia supernova. The white dwarf companion will go supernova in around 70 million years, providing valuable insights into the expansion of the universe.
Astronomers have identified a white dwarf so massive that it may collapse. The discovery provides an example of what can happen after the phase where two less massive white dwarfs merge into one. This process boosts the magnetic field and speeds up rotation compared to progenitors.
A study proposes three resolutions to explain the red sky paradox, where FGK dwarfs are not apparent in the sky despite being five times more common than Sun-like stars. Red dwarfs have a lower probability of emerging intelligent life, a shorter available time window for complex life evolution, and a lower occurrence of habitable worlds.
A recent study found a direct molecular link between red meat consumption and colorectal cancer development, revealing genetic mutations indicative of DNA damage. High red meat intake was associated with increased cancer-related mortality and poorer patient survival.
Five scientists from Israel and Jordan have been awarded research grants by the Red Sea Reef Foundation to study the unique corals in the northern Red Sea. Their innovative projects aim to monitor reef health, develop coral bioindicators, and refine coral farming techniques to support conservation efforts.
The newly discovered exoplanet, TOI-1231 b, has a substantial atmosphere making it an attractive target for atmospheric studies. Its similarity in size and density to Neptune suggests it may have a large, gaseous atmosphere.
Researchers found that SARS-CoV-2 infects immature red blood cells, leading to reduced oxygen levels and impaired immune response. The study also shows why dexamethasone has been an effective treatment for COVID-19 patients.
A team of scientists discovered that three dozen dwarf galaxies simultaneously accelerated their star birth rates, defying expectations. The galaxies, separated by up to 13 million light-years, had a synchronized decrease in stellar birth rate 6 billion years ago and an increase 3 billion years ago.
A new telescope may be able to spot biosignatures on other planets in just three days, with six gas dwarf planets potentially harboring life. Researchers have calculated that the James Webb Space Telescope could detect ammonia around these planets after a few orbits.
A randomized controlled study found that a Mediterranean diet combined with small portions of lean beef helped lower LDL cholesterol and non-HDL cholesterol levels. The study suggests that healthy diets can include a wide variety of foods, including red meat, while still being heart-friendly.
A study in red-haired mice reveals that a variant of the melanocortin 1 receptor affects pain sensitivity. The researchers found that lower levels of certain hormones lead to more opioid signals, elevating the pain threshold.
A new study by William Bazley found that using the color red to represent financial data affects individuals' risk preferences, expectations of future stock returns, and trading decisions. The effects are not present in people who are colorblind, and they're muted in China, where red represents prosperity.
The LAMOST survey has identified 1534 low-α metal-rich member stars of the Gaia-Sausage-Enceladus galaxy, challenging previous understanding of the merging process. The newly discovered component extends from a previously detected metal-poor region and suggests that these stars were formed during subsequent evolution.
Duke Lemur Center successfully replicates wild hibernation conditions, revealing insights into metabolic disorders and aging. The study's findings have significant implications for human health, particularly in the development of new treatments for heart attacks and strokes.
Scientists have discovered a super-Earth called Gliese 486b orbiting a nearby red dwarf star. The planet's composition is similar to that of Venus or Earth, with metallic nuclei inside it. Its atmosphere may be thin and hot, making it an ideal candidate for studying planetary atmospheres.
Researchers at Yale University have developed a model where human red blood cells are rescued in circulation using combined liver and growth factor humanization. This breakthrough has the potential to treat diseases such as myelodysplastic syndrome, sickle cell disease, and malaria.
Researchers detected Gliese 486 b using both transit and radial velocity data, revealing its mass, radius, and density. The planet's equilibrium temperature of about 700 Kelvin makes it an ideal candidate to study its atmosphere and habitability.
Researchers at KIST discovered that red ginseng can significantly suppress lung cancer metastasis, with components Rk1 and Rg5 showing effective inhibition. The study developed a microwave processing method to increase the concentration of these components, leading to potential anti-cancer effects.
Red supergiants are extremely bright but difficult to study due to their complex upper atmospheres. Astronomers have now developed a new technique to estimate their surface temperatures using iron absorption lines. By combining these temperatures with accurate distance measurements, researchers found consistent results with theory.
A new study published in Frontiers in Genetics shows that dim red light enhances the mating and egg-laying behaviors of yellow peach moths by selectively activating a genetic pathway related to olfaction. This increase in sensitivity is made possible due to the unique properties of odorant binding proteins secreted by auxiliary cells s...
Astronomers have created a massive atlas of widely separated binary stars within 3,000 light years of Earth, comprising 1.3 million pairs. This increase in sample size provides insights into the evolutionary phases of these binaries, including 17,000 white dwarfs.
A team of researchers used stellar kinematics to study dark matter in ultra-faint dwarf galaxies, revealing a dense core and limited scattering. This challenges existing theories on self-interacting dark matter, suggesting that supernova explosions may be responsible for less dense distributions.
Researchers found that shrubs impact tundra soil microclimate, reducing moisture, temperature, and organic carbon stocks. This affects the global carbon cycle, as Arctic soils store significant amounts of belowground organic carbon.
University of Warwick astronomers detect lithium and potassium in the atmospheres of four nearby white dwarf stars, revealing remnants of rocky planet crusts. The chemical composition of these crusts is similar to Earth's continental crust, providing a glimpse of the planets that may have orbited these dying stars billions of years ago.
Astrophysicists at MIT have discovered an extended dark matter halo around Tucana II, a primitive ultrafaint dwarf galaxy. The halo is estimated to be three to five times more massive than previously thought, implying that the first galaxies in the universe were likely larger and more massive.
A University of Arizona-led research team discovered bands and stripes on the closest brown dwarf to Earth, hinting at processes churning its atmosphere. The findings reveal high-speed winds running parallel to equators, mixing atmospheres and redistributing heat.
The Waray Dwarf Burrowing Snake is a new genus and species of snake found in the Philippines. The snake was discovered through molecular analysis and CT scanning, revealing unique features such as few vertebrae and adaptations for underground life.
Researchers found that red propolis extract was more effective in reducing parasite load and killing helminths than the only available drug, praziquantel. Red propolis also blocked reproduction and oviposition, making it a promising alternative treatment for schistosomiasis.
A large observational study found that replacing red meat with high-quality plant foods like beans and nuts reduces the risk of coronary heart disease. Substituting whole grains, dairy products, and eggs for red meat also yields lower CHD risk.
A team of astronomers using Gemini North's GNIRS instrument discovered that CK Vulpeculae, a bright new star in 1670, is approximately five times farther away and has ejected gas at much higher speeds than previously reported. The new findings suggest the explosion was far more violent, releasing roughly 25 times more energy than a nova.
The Red Sea climate modeling system provides high-resolution analyses of the region's oceanic and atmospheric processes, revealing connections with global climate patterns. The system helps predict extreme events like oil spills and informs environmental policymaking, renewable energy projects, and flood protection.
A team of astronomers has discovered the first cold brown dwarf using radio observations from the LOFAR telescope and Gemini North. The object, BDR J1750+3809, is a close cousin of Solar System planets like Jupiter and can be used to test theories predicting exoplanet magnetic fields.
Researchers at Rensselaer Polytechnic Institute have discovered the first shell-like formations of stars in the Milky Way, created by a 2.7 billion-year-old broadside collision with a dwarf galaxy. The findings offer new insights into the ancient event and its potential implications for other stellar phenomena.
A recent study from an international team led by Prof. ZHAO Gang, Prof. SHI Jianrong, and Dr. YAN Hongliang found that most lithium-rich stars are 'red clumps' rather than 'red giants'. The research provides new insights into the origin of the ancient element lithium.
Researchers have engineered a red-algae-like Rubisco enzyme into crops, doubling CO2-fixation rates. The breakthrough aims to increase crop production and improve photosynthesis efficiency.
NASA's Hubble Space Telescope has captured a crisp new image of Jupiter's storms, revealing a bright white plume traveling around the planet at 350 miles per hour. The Great Red Spot, currently an exceptionally rich red color, is shrinking in size and appears to be interacting with surrounding clouds.
The discovery of WD 1856 b, a Jupiter-sized planet orbiting a white dwarf every 34 hours, shows the likely presence of planets around these star remnants. The finding was made possible by NASA's TESS Space Telescope and Spitzer Space Telescope data.
Astronomers have found a Jupiter-sized planet orbiting a white dwarf star at breakneck speed every 34 hours. The system violates common conventions and may provide a rare habitable arrangement for life to arise.
Astronomers have discovered a Jupiter-sized planet, WD 1856b, orbiting close to a white dwarf star, defying previous assumptions about planetary destruction. The planet's unique characteristics suggest it may have originated far from the star and survived its demise, raising hopes for future discoveries.
An international team of astronomers has reported the discovery of a planet, WD 1856 b, orbiting a white dwarf star, which is about seven times larger than the star. The planet's unusual orbit has confirmed previous theories of planetary migration from outer to inner solar systems.
A study found that red foxes are outcompeting Arctic foxes for food in the high mountains, thanks to human littering. In contrast, Arctic foxes avoid areas with more litter and prefer cleaner habitats. This shift is altering alpine ecosystems.
Scientists successfully simulated the crushing pressure of white dwarf stars to describe matter behavior, particularly in areas with oscillations. The findings could lead to new approaches for creating novel materials in laboratories.
Researchers have found that dormant small galaxies can slowly accumulate gas over billions of years, allowing for the formation of new stars. The study's findings shed light on the mysterious process of star formation in dwarf galaxies, providing insights into astrophysical processes.
Scientists have made key discovery using pre-solar grains found in primitive meteorites, providing new insights into stellar explosions and element formation. The new method involves analyzing chemical and isotopic composition of grains to study nuclear reactions like proton capture on chlorine.
Astronomers have spotted a spectacular UV flash accompanying a type Ia supernova, providing clues to understanding how white dwarfs explode and creating iron. The event may also shed light on dark energy and the universe's formation.
A team of scientists from the University of Warwick has discovered a white dwarf star that survived a partial thermonuclear supernova explosion. The star, SDSS J1240+6710, is traveling at an incredible velocity of 900,000 km/h and has a low mass consistent with the loss of mass during the explosion.
A new vaccine platform technology called Erythrocyte-Driven Immune Targeting (EDIT) successfully slowed the growth of cancerous tumors in mice by delivering antigens to antigen-presenting cells in the spleen. The approach uses red blood cells as delivery vehicles, generating an immune response without the need for adjuvants.
Astronomers have successfully detected a superflare on the nearby red dwarf AD Leonis, with one flare being 20 times larger than those emitted by our sun. The high-quality data from the Seimei Telescope has revealed intriguing phenomena, including an increase in high-energy electrons and unusual light patterns.
Researchers from Caltech and institutions like Northwestern University used deep learning and supercomputing to identify Nyx, a product of a long-ago galaxy merger. The discovery provides the first indication that a dwarf galaxy merged with the Milky Way disk.
Scientists have successfully fabricated red LEDs using indium gallium nitride, a material that can emit green, yellow, and red light. The developed LEDs offer improved stability at high temperatures compared to current InGaP-based devices.
Astronomers detected a massive star in the Kinman Dwarf galaxy that vanished without producing a supernova. Theories suggest the star may have collapsed into a black hole or been transformed by dust, challenging current understanding of massive star deaths.
The newly discovered GJ 887 system hosts multiple super-Earth sized planets, making it an ideal target for the James Webb Space Telescope. The system's proximity and relatively quiet red dwarf star reduce the risk of harmful solar flares, providing a promising opportunity to study exoplanet atmospheres.