31 citations · 144 across the 35 of their papers we have counts for
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Historical Aspects of Post-1850 Cosmology
Helge Kragh
Cosmology as an exact physical science is of new date, but it has long roots in the past. This essay is concerned with four important themes in the history of cosmological thought…
Galileo in early modern Denmark, 1600-1650
Helge Kragh
The scientific revolution in the first half of the seventeenth century, pioneered by figures such as Harvey, Galileo, Gassendi, Kepler and Descartes, was disseminated to the northe…
The True (?) Story of Hilbert's Infinite Hotel
Helge Kragh
What is known as "Hilbert's hotel" is a story of an imaginary hotel with infinitely many rooms that illustrates the bizarre consequences of assuming an actual infinity of objects o…
Photon: New light on an old name
Helge Kragh
After G. N. Lewis (1875-1946) proposed the term "photon" in 1926, many physicists adopted it as a more apt name for Einstein's light quantum. However, Lewis' photon was a concept o…