~hackernews | Bookmarks (169)
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A Trojan approach to guide and trap light beams via Lagrange points
by Ingrid Fadelli , Phys.org Celestial dynamics in the vicinity of a stable Lagrange point. Lagrange...
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Enzyme breaks down single use plastic PLA quickly
Credit: Cell Reports Physical Science (2024). DOI: 10.1016/j.xcrp.2024.101783 Scientists at King's College London have developed an...
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Confirmation of ancient lake on Mars offers hope of life
Mars Perseverance Rover RIMFAX ground penetrating radar measurements of the Hawksbill Gap region of the Jezero...
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Expected CO₂ levels in 2024 threaten 1.5°C warming limit
India has overtaken the European Union to become the world's third-biggest emitter of fossil fuels, research...
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Scientists trap krypton atoms to form one-dimensional gas
Graphical abstract. Credit: ACS Nano (2024). DOI: 10.1021/acsnano.3c07853 For the first time, scientists have successfully trapped...
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Chemists tie a knot using only 54 atoms
by Bob Yirka , Phys.org The structure of the trefoil metallaknot [Au6(L)3(dppb)3], Au6. Separate sections are...
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Japan's precision moon lander has hit its target, but appears to be upside-down
This image provided by the Japan Aerospace Exploration Agency (JAXA)/Takara Tomy/Sony Group Corporation/Doshisha University shows an...
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Physics of 300-year-old firefighting methods could inform how our hearts work
The 1725 Newsham fire engine inspired the authors to examine the Windkessel effect and capture the...
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Global carbon markets overcredit cookstove greenhouse gas reductions by 10
In many countries, food is prepared over a wood or charcoal fire, often indoors. The smoke...
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Scientists report fundamental asymmetry between heating and cooling
by Tejasri Gururaj , Phys.org (a) Experimental Setup: A charged microparticle is trapped using a laser...
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Arno A. Penzias, 90, Dies; Nobel Physicist Confirmed Big Bang Theory
SKIP ADVERTISEMENTHis 1964 discovery with Robert W. Wilson settled a debate over the origin and evolution...
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New research sheds light on a phenomenon known as 'false vacuum decay'
Mean-field energy and bubble formation. The cloud is initially prepared in the FV with all the...
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Scientists tame chaotic protein fueling 75% of cancers
NTB bicyclic peptide library construction, MYC epitope screening, and chemical linearization of hit peptides followed by...
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Shiyu discovery reveals East Asia's advanced materials dating to 45,000 BDE
a) Levallois points (1–3); b) other tool types including denticulate on blade (1, 2), denticulate on...
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Most Earth system models are missing element of future climate puzzle
Map depicting current extent of permafrost in Northern Hemisphere (light blue) and projected extent of permafrost...
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Genome study of humans and great apes provides insight into gut microbiome
Community-level specificities of human and NHA fecal microbiomes. a Phylogenetic Diversity across host groups at a...
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Astronomers detect new faint tidal disruption event
by Tomasz Nowakowski , Phys.org Ultraviolet and optical light curves of ASASSN-23bd from Swift (diamonds), Swope...
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Lichens can survive space conditions for extended periods (2014)
by Aaron L. Gronstal, Astrobio.net, Astrobio.net Expose facility. Credit: ESA A new study shows that a...
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Nafion byproduct 2 found in blood of well users near Fayetteville, N.C
PFAS detection frequency in well water and blood serum. PFAS detection frequency in well water samples...
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Discovery of second ultra-large ring structure challenges standard model
An artistic impression of what the Big Ring (shown in blue) and Giant Arc (shown in...
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Global warming pushes ocean temperatures off the charts: study
In 2023, sea surface temperature and the energy stored in the upper 2000 meters of the...
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Study uncovers potential origins of life in ancient hot springs
Total Ion Chromatograms of magnetite following hydrothermal reaction compared to the controls. A Comparison of a...
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Rice farming in sub-Saharan Africa is producing rising amounts of methane
by Bob Yirka , Phys.org Harvested rice area in Africa. The top panel shows the rice...
