A filosofia da matemática é o estudo filosófico dos conceitos e métodos da matemática. Preocupa-se com a natureza da....
A filosofia da matemática é o estudo filosófico dos conceitos e métodos da matemática. Preocupa-se com a natureza da....
As a child, I was fascinated by astronomy and space, and I hoped to live to see the day when men would travel to the Moon. In 1969, I manage
The news and the night sky are dominated by Mars. At a distance of only 34.6 million miles, the Red Planet is now closer to Earth than it...
Jett Travolta, the sixteen-year-old son of actors John Travolta and Kelly Preston, died recently of what the autopsy found to be a seizure..
The Astronomical League, the world's largest federation of amateur astronomers, has declared May 10th to be this year's Astro
April 3, 2001 -- Last week, Congress began holding hearings on human cloning. Given the highly charged debate that human cloning is likely
As invenções há muito que atingiram o seu limite, e não vejo qualquer esperança de desenvolvimento posterior.....
April 3, 2001 -- Human life begins at conception. Biologically speaking, human life begins when a cell with 23 pairs of chromosomes capable
July 20, 2004--It has been three and a half decades now since Neil Armstrong and Buzz Aldrin became the first of a dozen men to walk on the
Há quarenta anos atrás, a 16 de Julho de 1969, às 9:32 da manhã EDT, a Apollo 11 explodiu do Centro Espacial Kennedy da Florida. Quatro anos e meio...
In 1972, just two years after the first Earth Day, a team of scholars from MIT published a 200-page book called The Limits to Growth. Using
Today, we live “in the future”—the future that for decades had been depicted in science fiction, pursued by scientists and engineers, and...
Since early men ignited the first fires in caves, the unleashing of energy for light, heat, cooking and every human need has been the....
For more than thirty years, promoting the development of higher self-esteem has been a major goal for clinical psychologists and educators..
BOOK REVIEW: Mean Genes: From Sex to Money to Food, Taming Our Primal Instincts. By Terry Burnham and Jay Phelan. (New York: Perseus Book
Some years ago, I wrote that we had reached a moment in history when self-esteem, which had always been a supremely important psychological