Last week local shrimpers held a news conference to take some credit for the resurgence of the rare Kemp's ridley turtle, saying that their compliance with laws requiring that turtle-excluder devices be on shrimp nets protect adult sea turtles.

In her 26 years in the forests of Gombe, Jane Goodall collected data that proved that chimpanzees exhibit the kind of curiosity so that new patterns of behavior and expression can be passed on from each one to others by imitating and practicing.

For at least two decades or more previous to when the Venetian artist Giovanni Battista Tiepolo died in 1770, he was the most admired painter in Italy.

Experts estimate that ten times as much petroleum exists in sources like tar sands, heavy oil, and perhaps even in shale than in conventional reservoirs.

Often major economic shifts are so gradual as to be indistinguishable at first from ordinary fluctuations in the financial markets.

Introduced by Italian merchants resident in London during the sixteenth century, in England life insurance remained until the end of the seventeenth century a specialized contract between individual underwriters and their clients, typically being ship owners, overseas merchants, or professional moneylenders.

Margaret Mead, the best-known anthropologist of the twentieth century, helped shape public opinion on fundamentally important areas like attitudes toward children and families, along with the relative merits of competition and cooperation.

Many industrial robots perform tasks that are ill-suited either to human hands and eyes or are so onerous or strenuous that people do not want to do them.

Because of the Sun, which is 400 times larger than the Moon, but also 400 times farther away from Earth, so both the Sun and the Moon have the same apparent size in the sky.

Although improved efficiency in converting harvested trees into wood products may reduce harvest rates, it will stimulate demand by increasing supply and lowering prices, thereby boosting consumption.