Science

What influenced a guy in 1911 to think that Earth's continents were once glued together, something that was not known at that time?

What is this creature?

To produce 1kg (2.2 pounds) of beef requires:

Over 17 thousand people took part in an experiment from 1986 to 2010, testing the effects of many types of meat on human health.  Throughout the course of the study, 3683 deaths occurred. How many of these deaths were linked to the consumption of meat?

Was Darwin's theory of evolution a new theory at that time?

How much of a chicken is edible?