Chinese researchers traced 2023 Icelandic volcanic emissions to Arctic smog, showing 80% of Ny-Ålesund’s sulfur dioxide came from the eruption. A research team led by Professors Si Fuqi and Yuhan Luo at the Hefei Institutes of Physical…
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Icelandic Volcano Sends Toxic Shockwave 1,250 Miles to Arctic
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29-Million-Year-Old Footprints of False Saber-Toothed Cat Discovered in Oregon
Paleontologists have discovered 50- to 25-million-year-old fossilized footprints of invertebrates and vertebrates, including a false saber-toothed cat (nimravid), at John Day Fossil Beds National Monument in Oregon, the United States.
The…
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Earth Science Showcase – Kids Art Collection
On April 16, 2025, the Earth Science Division at NASA’s Ames Research Center in Silicon Valley held an Earth Science Showcase to share its work with the center and their families. As part of this event, kids were invited to share something they…
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Hubble Space Telescope is still producing science at 35 • The Register
It was 35 years ago when the Hubble Space Telescope deployed into orbit, sent by a space agency facing an existential crisis. Thirty-five years on, not much seems to have changed.
The Hubble Space Telescope, a NASA and ESA project, was launched…
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Dissociable effects of psilocybin and escitalopram for depression on processing of musical surprises
Pizzagalli DA. Depression, stress, and anhedonia: toward a synthesis and integrated model. Annu Rev Clin Psychol. 2014;10:393–423.
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Borsini A,…
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Ultrasensitive detection of clinical pathogens through a target-amplification-free collateral-cleavage-enhancing CRISPR-CasΦ tool
Working principle of one-pot, collateral-cleavage-enhancing TCC
TCC achieves one-pot isothermal amplification-free POC diagnosis through enzymatic CCE amplification enabled by a tailored DNA signal amplifier for CasΦ, termed the TCC amplifier…
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Toxic cultures: e-cigarettes and the oral microbial exposome
Certain chemicals identified in e-cigarette aerosol have known cytotoxic effects
We began our analysis by investigating the chemical composition of a commercial brand of tobacco-flavored nicotine-containing and nicotine-free e-cigarette aerosol…
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Machine learning-based prediction of heating values in municipal solid waste
Descriptive statistics for dry sample weight, elemental composition, and heating value
Table 3 presents the descriptive statistics for the dry sample weight (DSW), elemental composition (including carbon, hydrogen, oxygen, nitrogen, sulfur, and…
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Intelligent diagnosis of gearbox in data heterogeneous environments based on federated supervised contrastive learning framework
Datasets
We assess the performance of the FSCL framework using two gearbox fault datasets: the Drivetrain Dynamic Simulator (DDS) dataset30, and our laboratory’s Wind Turbine Drivetrain Simulator (WTDS) dataset.
The DDS gearbox dataset includes a…
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Investigation of cadmium removal using tin oxide nanoflowers through process optimization, isotherms and kinetics
Characterization of tin oxide nanoflowers
Formation of tin oxide nanoflowers was confirmed by SEM, XRD, FTIR, particle size distribution and point of zero charge (pHPZC) analysis. Figure 2a shows the FTIR spectrum of tin oxide nanoflowers between…
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