An evolutionary arms race is a struggle between interdependent organisms that evolve competing genetic adaptations with the back-and-forth escalation characteristic of an arms race. This competitive adaptation may occur between members of the same species or between different species, such as a predator and its prey, and it can be either symmetrical or asymmetrical, meaning competitors strive either for the same trait or to counter a trait in the other. What are some examples of this phenomenon?
James Fenimore Cooper
Back in the day
CBS was one of the three major broadcasting networks to dominate radio and television in the US before the advent of cable TV in the 1990s. CBS began broadcasting in 1927, with station affiliates scattered throughout the US. CBS's first television broadcasts in 1939 were largely experimental, but as television came to the forefront of American entertainment, CBS dominated television as it once had radio. What entertainment conglomerate took over CBS in 2000 in a deal valued at $37 billion?
Born on a day like today
Armstrong is an American cyclist who has been hailed as one of the finest in the sport. He is best known for overcoming testicular cancer to win the Tour de France a record seven consecutive times. The recipient of numerous awards and honors, he has devoted a considerable amount of time to his charity, the Lance Armstrong Foundation, which provides support for people with cancer. In 2005, allegations surfaced accusing Armstrong of engaging in what illegal activity?