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Can Microbes Encourage Altruism?
...part in research on how cooperation among members of a population can affect the evolution of new traits. The team came to feel that the classical explanations for the evolution...
Moonlighting Genes Evolve for a Venomous Job
...it’s likely that this mode of evolution could have been underestimated because other studies have rarely compared evolutionary next of kin. “If you look at species that are very, very...
The Thorny Truth About Spine Evolution
...scientists who study ecological interactions between plants and animals. The overwhelming bulk of the scientific literature on the ecological and evolutionary purpose of thorniness (or, to use biologists’ preferred terminology,...
How Superfluid Dark Matter Mimics an Old Idea About Gravity
...Trieste, Italy, who has also worked on superfluid dark matter models. Khoury’s model does that. The Andromeda galaxy as seen in ultraviolet light by NASA’s Galaxy Evolution Explorer telescope. NASA/JPL-Caltech...
Bongard Problems and Scientific Discovery
...evolution, accomplishes them automatically. Like the process of scientific discovery, Bongard problems and code-breaking games like Mastermind require the use of inductive reasoning. This generally means going from the particular...
Solution: ‘Darwinian Evolution Explains Lamarckism’
...that hark back to Jean-Baptiste Lamarck’s theory of evolution and its emphasis on the “inheritance of acquired characteristics.” Elementary textbooks often present Lamarck’s theory as a failed 19th-century rival to...
The Thoughts of a Spiderweb
...and Kevin Laland, an evolutionary biologist at the University of Saint Andrews, proposed a bold answer to the question. They argued in a review paper, published in the journal Animal...
A Defense of the Reality of Time
...That gives a constraint on the laws of nature — namely, that they should be laws of temporal evolution. They should be laws that tell you, as time goes on,...
Can Darwinian Evolution Explain Lamarckism?
...beneficial to the organism (that is, they are evolutionary adaptations), then the only way that they could have arisen and been maintained over evolutionary time is by Darwinian natural selection....