Results 51 to 60 of about 13,923,765 (402)

James van Allen and his namesake NASA mission [PDF]

open access: yes, 2013
In many ways, James A. Van Allen defined and “invented” modern space research. His example showed the way for government-university partners to pursue basic research that also served important national and international goals.
Baker, D. N.   +7 more
core   +2 more sources

Geographic variation in walking activity in the red flour beetle Tribolium castaneum

open access: yesPopulation Ecology, EarlyView.
This study examined whether there is geographic variation in field populations, focusing on the moving activity in the red flour beetle Tribolium castaneum. Results showed significant differences in moving activity among field populations but no correlation with latitude or meteorological factors.
Kentarou Matsumura
wiley   +1 more source

THE SCIENCE OF PAMELA SPACE MISSION [PDF]

open access: yesParticle Physics at the Year of 250th Anniversary of Moscow University, 2006
8 pages, 7 figures, To be published in "12th Lomonosov Conference on Elementary Particle Physics" Moscow, August, 2005, World Scientific Publishing ...
P. Picozza, A. Morselli
openaire   +4 more sources

occumb: An R package for site occupancy modeling of eDNA metabarcoding data

open access: yesPopulation Ecology, EarlyView.
This study introduces a new R package, occumb, for the convenient application of site occupancy modeling using environmental DNA (eDNA) metabarcoding data. We outline a data analysis workflow, including data setup, model fitting, model assessment, and comparison of potential study settings based on model predictions, all of which can be performed using
Keiichi Fukaya, Yuta Hasebe
wiley   +1 more source

Terrane Boundary Geophysical Signatures in Northwest Panay, Philippines: Results from Gravity, Seismic Refraction and Electrical Resistivity Investigations

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2015
Northwest Panay consists of two terranes that form part of the Central Philippine collision zone: Buruanga Peninsula and Antique Range. The Buruanga Peninsula consists of a Jurassic chert-clastic-limestone sequence, typical of oceanic plate stratigraphy ...
Jillian Aira S. Gabo   +4 more
doaj   +1 more source

Between Droughts and Floods: The Seasonal Response of Freshwater Snails in Artificial Reservoirs in the Brazilian Semiarid Region

open access: yesPopulation Ecology, EarlyView.
We investigate the seasonal dynamics of two freshwater snails, Biomphalaria straminea and Melanoides tuberculata, in artificial reservoirs of the Brazilian semiarid region. Despite regulated hydrology, B. straminea exhibited strong seasonal fluctuations associated with dry periods, while M. tuberculata maintained stable populations throughout the year,
Lucas Henrique Sousa da Silva   +6 more
wiley   +1 more source

Preface to the Special Issue on "Earth Observations and Societal Impacts"

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2015
We would like to present, with great pleasure, a special issue volume on _ Observations and Societal _ This special issue is part of the the journal Terrestrial, Atmospheric and Oceanic Sciences (TAO), and is devoted to The International Conference on ...
Yuei-An Liou   +3 more
doaj   +1 more source

Evolution of Earth-Lunar Transportation Systems [PDF]

open access: yes, 1962
Space science - earth-lunar missions - high-energy propellants and nuclear propulsion systems in manned space ...
Koelle, H. H.
core   +1 more source

Report on the Twelfth United Nations/European Space Agency Workshop on Basic Space Science

open access: yes, 2006
Pursuant to recommendations of the United Nations Conference on the Exploration and Peaceful Uses of Outer Space (UNISPACE III) and deliberations of the United Nations Committee on the Peaceful Uses of Outer Space (UNCOPUOS), annual UN/European Space ...
Haubold, H. J., Wamsteker, W.
core   +1 more source

The Spitzer Warm Mission Science Prospects [PDF]

open access: yes, 2007
After exhaustion of its cryogen, the Spitzer Space telescope will still have a fully functioning two-channel mid-IR camera that will have sensitivities better than any other ground or space-based telescopes until the launch of JWST.
Carl Grillmair   +12 more
core   +1 more source

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