It is probably fair to estimate the frequency of a majority of mutations, in higher organisms, between one in ten thousand and one in a million per g….

A few years ago, they [Neandertals] were thought to be ancestral to anatomically modern humans, but now we know that modern humans appeared at least ….

A hypothesis is empirical or scientific only if it can be tested by experience. A hypothesis or theory which cannot be, at least in principle, falsif….

Insect resistance to a pesticide was first reported in 1947 for the Housefly (Musca domestica) with respect to DDT. Since then resistance to one or m….

Toby Tyrrell unravels the various formulations of Gaia and explains how recent scientific developments bring the hypothesis into question. His critic….