Results 161 to 170 of about 441,564 (317)

Nowcasting Solar Energetic Particle Events for Mars Missions

open access: yesSpace Weather, Volume 23, Issue 4, April 2025.
Abstract In addition to the omnipresent Galactic Cosmic Rays, sudden Solar Energetic Particle (SEP) events present considerable health hazards for manned space missions. These events not only contribute to an increased long‐term cancer risk, but can, in extreme cases, cause acute radiation syndromes.
Jan Leo Löwe   +10 more
wiley   +1 more source

A Full Resolution of the 450 μm Extragalactic Background Light

open access: yesThe Astrophysical Journal Letters
The extragalactic background light (EBL) is the cumulative radiation outside the Milky Way. The determination of its corresponding primary emitting sources as well as its total energy level across the entire electromagnetic spectrum has profound ...
Qi-Ning Hsu   +3 more
doaj   +1 more source

Geochronological investigations at the maximum extent of the Fennoscandian Ice Sheet during the Late Weichselian glaciation in northern Germany

open access: yesBoreas, Volume 54, Issue 2, Page 246-257, April 2025.
We offer new insights into the development of the Fennoscandian Ice Sheet during the Late Weichselian, by presenting OSL dates of ice marginal areas and incorporating our data into the latest models on ice sheet evolution. This paper investigates the time‐transgressive evolution of the Fennoscandian Ice Sheet (FIS) during the Late Weichselian ...
Nikolas Krauß   +2 more
wiley   +1 more source

Sensitivity-improved Polarization Maps at 40 GHz with CLASS and WMAP Data

open access: yesThe Astrophysical Journal
Improved polarization measurements at frequencies below 70 GHz with degree-level angular resolution are crucial for advancing our understanding of the Galactic synchrotron radiation and the potential polarized anomalous microwave emission and ultimately ...
Rui Shi   +20 more
doaj   +1 more source

The strength of organ, tissue, and body field effects determines the frequency of all neoplasia

open access: yesAnnals of the New York Academy of Sciences, Volume 1546, Issue 1, Page 11-22, April 2025.
Abstract In 1953, Danely Slaughter proposed the concept of field cancerization, or field effect, to explain the development of additional neoplasia of similar type. A recent theory (de Groen, 2022) states that all DNA is exposed to a constant source of damage, resulting in a constant rate of germline and somatic DNA mutations.
Piet C. de Groen
wiley   +1 more source

The direct application and potential indirect contribution of space law for solar radiation modification governance

open access: yesReview of European, Comparative &International Environmental Law, Volume 34, Issue 1, Page 170-180, April 2025.
Abstract Solar radiation modification (SRM) reflects sunlight back into space and could rapidly cool Earth, potentially reducing the harms of dangerous climate change. Current international law fails to directly and comprehensively address the transboundary, regional and global governance challenges that SRM presents.
Rachel Neef
wiley   +1 more source

LiteBIRD: A Satellite for the Studies of B-Mode Polarization and Inflation from Cosmic Background Radiation Detection

open access: yesJournal of Low Temperature Physics, 2019
M. Hazumi   +163 more
semanticscholar   +1 more source

Energetic Compact Strokes as the Major Source of Downward Terrestrial Gamma‐Ray Flashes in Winter Thunderstorms

open access: yesGeophysical Research Letters, Volume 52, Issue 6, 28 March 2025.
Abstract Terrestrial gamma‐ray flashes (TGFs) are short bursts of intense gamma radiation associated with lightning discharges. Although thousands of TGFs have been observed from space, TGFs detected at ground level, known as downward TGFs, are still very limited, and their relationship with lightning discharge processes remains elusive. Here we report
Ting Wu   +8 more
wiley   +1 more source

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