Hacker News
- Scientists Revise Famous Drake Equation https://www.sci.news/astrobiology-2/revised-drake-equation-13067.html 2 comments
- Synthetic Melanin Cream Improves Skin Healing After Chemical and UV Injuries https://www.sci.news/medicine/synthetic-melanin-cream-12416.html 2 comments
- Mid-Devonian Coral Reef Fossils Provide Early Evidence of Photosymbiosis https://www.sci.news/paleontology/mid-devonian-coral-reef-photosymbiosis-13376.html 3 comments science
- Dinosaur-Killing Asteroid Impact Turned Ants into Fungus Farmers, Study Says https://www.sci.news/biology/fungus-farming-ants-13316.html 12 comments science
- Dingoes Evolved from East Asian Dog-Like Ancestor: Study https://www.sci.news/biology/dingo-origins-13277.html 5 comments science
- JWST Discovers Six Free-Floating Exoplanets in NGC 1333 - an extremely young star-cluster 1000-light years away hosting about half as many brown dwarfs as stars. One of these objects, at 5 Jupiter masses, is a good candidate to be the lowest mass object known to have a dusty circumplanetary disk. https://www.sci.news/astronomy/webb-six-free-floating-exoplanets-ngc-1333-13207.html 3 comments space
- Physicists Measure Earth’s Rotation Using Quantum Entanglement https://www.sci.news/physics/earths-rotation-quantum-entanglement-measurement-13020.html 2 comments science
- New research led by the University of New South Wales scientists supports a role for fruit — but not vegetable — intake in protecting against depression. Higher intakes of fruit are associated with a reduced risk of incident depression. https://www.sci.news/medicine/fruit-diet-depression-12993.html 17 comments science
- Physicists Transfer Electron Spin to Photons - A team of physicists has used electrical pulses to manipulate magnetic information into a polarized light signal — a discovery that could revolutionize long-distance optical telecommunications, including between Earth and Mars. https://www.sci.news/physics/light-helicity-12804.html 14 comments futurology
- Butterfly and Moth Genomes Have Remained Largely Intact through 250M Years of Evolution. This stability exists despite the incredible diversity seen today in wing patterns, sizes, and caterpillar forms across over 160,000 species globally, according to a new paper. https://www.sci.news/genetics/lepidopteran-genomes-12718.html 3 comments science
- New Research Reveals How UV Light Inactivates Coronavirus Particles https://www.sci.news/medicine/uv-light-coronavirus-12602.html 36 comments science
- Physicists have, for the first time, directly imaged small clusters of noble gas atoms at room temperature. This achievement opens up exciting possibilities for fundamental research in condensed matter physics and applications in quantum information technology. https://www.sci.news/physics/noble-gas-nanoclusters-12603.html 28 comments science
- Uranus and Neptune Are in Fact Similar Shade of Greenish Blue, New Color-Corrected Images Reveal. The study also provides an answer to the long-standing mystery of why Uranus’ color changes slightly during its 84-year orbit of the Sun. https://www.sci.news/astronomy/uranus-neptune-true-colors-12589.html 2 comments space
- Astronomers Find New Way to Detect Water Oceans and Alien Life on Rocky Exoplanets | Sci.News https://www.sci.news/astronomy/carbon-depletion-water-oceans-alien-life-rocky-exoplanets-12576.html 11 comments science
- Fireworks on New Year’s Eve Trigger Strong Flight Responses in Bird Communities, Study Says. On average, approximately 1,000 times as many birds were in flight on New Year’s Eve than on other nights. https://www.sci.news/biology/fireworks-new-years-eve-flight-responses-bird-communities-12525.html 21 comments science
- Ancient Stars were Capable of Producing Elements with Atomic Masses Greater than 260, Scientists Say. https://www.sci.news/astronomy/ancient-star-fission-12521.html 70 comments science
- Hominins Hunted Beavers At Least 400,000 Years Ago, Ancient Bones Reveal https://www.sci.news/archaeology/hominin-beaver-diet-12493.html 60 comments science
- Unique Gomphothere Assemblage Found in Florida | Sci.News https://www.sci.news/paleontology/gomphothere-assemblage-florida-11974.html 2 comments science
- Willow Bark Extracts Have Broad-Spectrum Antiviral Effect: Study. In cell sample experiments, scientists investigated the antiviral potential of willow (Salix spp.) bark hot water extracts against coronaviruses and enteroviruses. https://www.sci.news/medicine/willow-bark-extracts-broad-spectrum-antiviral-effect-12451.html 63 comments science
- Cat hair can be used to link a suspect and a crime scene or victim by sequencing its mtDNA (passed from mothers to offspring). New tequniques can sequence the mtDNA in its intirety, giving virtually every cat a rare DNA type. https://www.sci.news/biology/pet-cat-hair-forensic-evidence-12411.html 12 comments science
- Neanderthals Interbred with Now-Extinct Lineage of Early Modern Humans Over 250,000 Years Ago https://www.sci.news/othersciences/anthropology/neanderthal-early-homo-sapiens-interbreeding-12376.html 3 comments anthropology
- Archaeologists have found direct evidence that seaweeds & submerged aquatic & freshwater plants were eaten in the Mesolithic, through the Neolithic transition to farming & into the Early Middle Ages, suggesting that these resources, now rarely eaten in Europe, only became marginal much more recently https://www.sci.news/archaeology/neolithic-europeans-seaweed-freshwater-aquatic-plants-12366.html 2 comments science
- Anthropologists Reconstruct Face of Homo heidelbergensis. Anthropologists in Greece have used facial reconstruction techniques to show how Homo heidelbergensis, a poorly understood relative of Neanderthals that lived between 700,000 to 200,000 years ago, might have once looked. https://www.sci.news/othersciences/anthropology/homo-heidelbergensis-facial-reconstruction-12354.html 40 comments science
- IceCube Detects High-Energy Neutrino Emission from Milky Way’s Galactic Plane. https://www.sci.news/astronomy/milky-way-neutrinos-12054.html 109 comments science
- Venus is Home to At Least 85,000 Volcanoes, Planetary Researchers Say. 99% of these volcanoes are less than 5 km (3 miles) in diameter. https://www.sci.news/space/venus-volcanoes-11791.html 7 comments science
- Neanderthals Hunted Straight-Tusked Elephants 125,000 Years Ago. A new analysis of 125,000-year-old bones of straight-tusked elephants shows that hunting of these enormous animals was part of the cultural repertoire of Neanderthals there, over 2,000 years, many dozens of generations. https://www.sci.news/archaeology/straight-tusked-elephant-neanderthal-hunting-11619.html 48 comments science
- Paleontologists from the University of Texas at Austin have identified a new species of ancient beaver from the fossilized remains found at several sites in the Texas Coastal Plain. https://www.sci.news/paleontology/anchitheriomys-buceei-11785.html 3 comments science
- Physicists Reveal New Dark Matter Candidate: Highly Interactive Particle Relics. HYPER model illustrates that a phase transition in the early Universe changes strength of interaction between dark and normal matter. https://www.sci.news/physics/highly-interactive-particle-relics-11591.html 11 comments science
- Physicists Reveal New Dark Matter Candidate: HighlY Interactive ParticlE Relics (HYPER). HYPER model illustrates that a phase transition in the early Universe changes strength of interaction between dark and normal matter. The model may also explain the abundance of dark matter. https://www.sci.news/physics/highly-interactive-particle-relics-11591.html 4 comments science
- Physicists say they can better understand the state of the cosmos shortly after the Big Bang by learning how gravitational waves flow through planets and the gas between the galaxies. https://www.sci.news/physics/gravitational-wave-modes-11585.html 2 comments science
- Astronomers Detect Radio Signal from Strongly Gravitationally Lensed Galaxy. The galaxy existed nearly 9 billion years ago and the radio signal was emitted from this galaxy when the Universe was only 4.9 billion years old. https://www.sci.news/astronomy/radio-signal-strongly-gravitationally-lensed-galaxy-11576.html 41 comments science
- Astronomers Detect Very Luminous Jet from Star-Eating Supermassive Black Hole. A supermassive black hole devours a star that has come too close. Only about 1% of the time — these so-called tidal disruption events also launch relativistic jets of material moving almost at the speed of light. https://www.sci.news/astronomy/very-luminous-relativistic-jet-tidal-disruption-event-11440.html 2 comments science
- Research found that 5-caffeoylquinic acid, a polyphenolic chemical compound found in coffee, reduces the binding constant between SARS-CoV-2’s spike protein and human angiotensin converting enzyme II (ACE2), which is the entry receptor for the virus. https://www.sci.news/medicine/coffee-compound-sars-cov-2-virus-11391.html 131 comments science
- New Species of Sand Dune-Dwelling Tardigrade Discovered in Finland https://www.sci.news/biology/macrobiotus-naginae-11380.html 11 comments science
- Evolution of Tree Roots Triggered Series of Devonian Mass Extinctions, Study Suggests.The evolution of tree roots likely flooded past oceans with excess nutrients, causing massive algae growth; these destructive algae blooms would have depleted most of the oceans’ oxygen, triggering mass extinctions https://www.sci.news/paleontology/devonian-mass-extinctions-11384.html 538 comments science
- Neolithic European Farmers Used Milk as Early as 7,400 Years Ago. Archaeologists have detected traces of dairy fats on the walls of pottery vessels from the settlements of the Linearbandkeramik culture in Central Europe. https://www.sci.news/archaeology/neolithic-milk-11299.html 16 comments science
- Lion-Sized Otters Lived in Ethiopia 3 Million Years Ago https://www.sci.news/paleontology/enhydriodon-omoensis-11176.html 8 comments science
- Ancient humans occupied the Kalaharin https://www.sci.news/archaeology/kalahari-humans-11110.html 2 comments anthropology
- Ancient Humans Lived in Kalahari Desert More Than 20,000 Years Ago https://www.sci.news/archaeology/kalahari-humans-11110.html 5 comments science
- Star Formation is Self-Regulatory Process, New Research Suggests https://www.sci.news/astronomy/initial-mass-function-11072.html 4 comments science