Our May Insights puzzle was inspired by recent discoveries of some rare, intriguing patterns of inheritance that hark back to Jean-Baptiste Lamarck’s theory of evolution and its emphasis on the ...

Before Charles Darwin, the leading evolutionary theorist was Jean-Baptise Lamarck, who believed organisms acquired traits over their lifetimes that they then passed onto their children. This theory ...

You might recall from high school biology a scientist by the name of Jean-Baptiste Lamarck. He proposed a mechanism of evolution in which organisms pass on traits acquired during their lifetimes to ...

Alas, poor Darwin. By all rights, 2009 should be his year, as books, museums and scholarly conclaves celebrate his 200th birthday (Feb. 12) and the 150th anniversary of "On the Origin of Species" (Nov ...

EVOLUTION can occur in a way never previously shown. Geneticists have discovered that the strange proteins called prions can temporarily give yeast cells new powers which can then be quickly, and ...

As evidence he is not a cartoonish rich man, Mitt Romney has invoked a political form of the discarded theory of Lamarckism while talking about how his father grew up poor and worked with his hands.

Chinese researchers recently uncovered molecular evidence supporting Lamarckism—a long-debated theory from the early 19 th century that acquired characteristics can be inherited. The evidence was ...

Before there was Charles Darwin, there was French zoologist Jean-Baptiste Lamarck (1744–1829). His name is now attached to the idea of "inheritance of acquired characteristics." What this means is ...

THE most recent development of the doctrine of -I evolution is the revival of Lamarckism-that is, the belief in the inheritable nature of the effects of use and disuse. Just as Bateson in 1894 ...

The 1890s and the first decades of the twentieth century saw a vigorous debate about the mechanisms of evolutionary change. On one side, August Weismann defended the selectionist hypothesis; on the ...

As evidence he is not a cartoonish rich man, Mitt Romney has invoked a political form of the discarded theory of Lamarckism while talking about how his father grew up poor and worked with his hands.