Results 21 to 30 of about 266,857 (311)
This is the first of a series of notes on the technical lexicon of Greek astronomy. Between the 5th and 4th centuries BC, in Greece, the study of the sky becomes an autonomous discipline, whose concepts and practices favour the formation of a specific ...
Luca Simeoni
doaj +1 more source
An introduction to Bayesian inference in gravitational-wave astronomy: Parameter estimation, model selection, and hierarchical models [PDF]
This is an introduction to Bayesian inference with a focus on hierarchical models and hyper-parameters. We write primarily for an audience of Bayesian novices, but we hope to provide useful insights for seasoned veterans as well.
E. Thrane, C. Talbot
semanticscholar +1 more source
Astronomical Investigation to Verify the Calendar Theory of the Nasca Lines
As in many regions of the world, astronomy also played a major role in the ancient Peruvian cultures. However, the discussion of the astronomical relevance of the Nasca geoglyphs is very controversial.
Christiane Richter +2 more
doaj +1 more source
Jets, Disks and Winds from Spinning Black Holes: Nature or Nurture?
A brief summary is given of an alternative interpretation of the Event Horizon Telescope observations of the massive black hole in the nucleus of the nearby galaxy M87. It is proposed that the flow is primarily powered by the black hole rotation, not the
Roger Blandford, Noémie Globus
doaj +1 more source
The carbon footprint of large astronomy meetings [PDF]
The annual meeting of the European Astronomical Society took place in Lyon, France, in 2019, but in 2020 it was held online only due the COVID-19 pandemic.
L. Burtscher +7 more
semanticscholar +1 more source
Photonic Integrated Circuits for Microwave Astronomy
One of the main objectives of cosmology is the measurement of the Cosmic Microwave Background (CMB) polarization and, in particular, the so-called B-modes, which could demonstrate the existence of the primordial gravitational waves generated at the early
Guillermo Pascual-Cisneros +2 more
doaj +1 more source
Spatial thinking in astronomy education research
[This paper is part of the Focused Collection on Astronomy Education Research.] Multiple studies show that spatial thinking skills contribute to students’ performance in science, technology, engineering, and mathematics disciplines.
Merryn Cole +3 more
doaj +1 more source
The TIMSS (Trends in International Mathematics and Science Study) survey carried out in 2011 showed that Norwegian 8th graders reversed a declining trend in science achievement that had lasted almost two decades.
Trude Nilsen, Carl Angell
doaj +1 more source
We investigated how students’ lunar phases learning outcomes were affected by student and teacher demographic characteristics (gender, race/ethnicity, spatial thinking ability, and content knowledge).
Merryn Cole +2 more
doaj +1 more source
What is the importance of presenting, explaining and conceptualizing the sky as a phenomenon of nature in the midst of Renaissance works of art? In this study are presented some artistic constructs of the Renaissance that are described in detail.
Mario Livio
doaj +1 more source

