epub |eng | 2016-12-29 | Author:David Beerling

In his research on gases, Tyndall convincingly demonstrated that ‘perfectly colourless and invisible gases’ differed enormously in their abilities to absorb radiant heat. He correctly identified carbon dioxide, methane, nitrous ...

epub |eng | 2019-10-14 | Author:Matthew T. Carrano & Kirk R. Johnson & Jay Matternes

Strangely Spiked Skulls Syndoceras was a type of protoceratid, a now-extinct group of hoofed mammals with bony horns like those of today’s pronghorn and cattle. The forked nose horn was ...

epub |eng | 2019-02-21 | Author:Olivier Rieppel

The Genus Lariosaurus In his survey of the fossil biota of Monte San Giorgio, Kuhn-Schnyder illustrated a small lariosaur that was collected in 1971 in Val Mare near Meride, which ...

epub |eng | 2016-01-15 | Author:Olivier Rieppel [Rieppel, Olivier]

A German Jew in America Richard Benedict Goldschmidt came, as he himself put it, “from an old German-Jewish family” (Stern, 1967:172; for a review of Goldschmidt’s life and work, see ...

epub |eng | 2019-05-02 | Author:Paul B. Wignall

The first extinctions For the first few billion years of Earth history, during the Precambrian Eon, evolution was on the microbial, single-celled level. This changed around 540 million years ago ...

epub, azw3 |eng | 2011-07-20 | Author:Loren Eiseley [Eiseley, Loren]

1 “Note on Absolute Chronology of Human Evolution,” Science 123 (1956), pp. 924–26. 2 Embryos and Ancestors, rev. ed. (New York, Oxford, 1951), p. 93. MAN OF THE FUTURE There ...

epub, azw3 |eng | 2016-08-31 | Author:Loren Eiseley [Eiseley, Loren]

II “Every man,” Thoreau once recorded in his journal, “tracks himself through life.” Thoreau meant that the individual in all his reading, his traveling, his observations, would follow only his ...

epub |eng | 2008-06-02 | Author:Dr. Phil Manning

CHAPTER EIGHT THE CHEMISTRY OF DEATH “I consider nature a vast chemical laboratory in which all kinds of composition and decompositions are formed.” —Antoine-Laurent Lavoisier DAKOTA PRESENTED MANY PROBLEMS for ...

epub |eng | 2015-05-20 | Author:Paul B. Wignall

THE SMITHIAN/SPATHIAN EXTINCTION The Smithian and Spathian are the third and fourth stages of the Early Triassic respectively, and their boundary, around 2 million years after the Permo-Triassic boundary, marks ...

epub |eng | 2012-01-22 | Author:Dean Falk

THE MICROCEPHALIC QUESTION And focused on the microcephalic question they were. In various news stories about our report on LBI’s brain, skeptical scientists reiterated their views that LBI was a ...

epub |eng | 2009-05-16 | Author:Shelley Emling

Mary’s discovery would eventually be called a Dimorphodon, the earliest type of Jurassic pterosaur. It was the first pterosaur—or “winged lizard”—ever discovered outside of Germany. Like all pterosaurs, Mary’s batch ...

mobi |eng | 2011-03-10 | Author:Cremo, Michael A. [Cremo, Michael A.]

26 Folk Archeological Traditions in India On July 2, 2005, I flew overnight from Los Angeles to London’s Gatwick airport. I took a Thameslink train from Gatwick to the Thameslink ...

epub, azw3, mobi |eng | 2013-06-17 | Author:Stephen C. Meyer [Meyer, Stephen C.]

16 Other Post-Neo-Darwinian Models When Stephen Jay Gould was first wrestling with the question of how new forms of animal life could have arisen so quickly in the fossil record, ...

epub |eng | | Author:Emanuele Serrelli & Nathalie Gontier

4.3 Evolutionary Patterns The history of life on Earth is characterized by a combination of unique and repeated events. An evolutionary pattern is an empirically discernible regularity in the history ...

mobi, epub |eng | 2011-03-21 | Author:Martin Meredith

The feud between the Leakeys and Don Johanson had become even more intense in the 1980s. In his account of discovering Lucy, published in 1980, Johanson, relying on hearsay and ...