Unlike economics, whose sole preoccupation in our finance-obsessed era is the near-term profit motive, history offers a way to place our tiny lifespans in a narrative that spans dozens of generations - perhaps even reaching into a future where capitalism is no longer our dominant form of economic organization.

We can celebrate how far we've come from our sexist past when women and men are equally represented in the pages of science fiction anthologies.

Interstellar' is a thematic sequel to Christopher Nolan's last original film, 'Inception'. It drops us into a dark future full of otherworldly landscapes and time distortions.

Fifty years ago, historians advised politicians and policy-makers. They helped chart the future of nations by helping leaders learn from past mistakes in history. But then something changed, and we began making decisions based on economic principles rather than historical ones. The results were catastrophic.

Franklin Roosevelt was very concerned about environmental issues.

The legal fight over climate change begins in the United States with the Clean Air Act Amendments of 1977. Under the Act, the E.P.A. is required to publish a list of 'stationary sources' of air pollution, of which the most important are power plants.

We all recognize that in recent decades, many important achievements have helped create a cleaner, healthier environment, yet our national needs in environmental health are not being fully met.

Genetic design is something we can use to fight the lack of sustainability we humans are forcing on the earth's environment.