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Existing concepts in science like linear induction motors and magnetic levitation are back in the spotlight thanks to Elon Musk's proposal for a rail system that can travel faster than the speed of sound.

A dispute over a proposed iron ore mine in Wisconsin has spilled into the nearby woods. Native Americans have set up a camp to protect land near the mine site and say federal treaty rights allow the campers to stay.

China runs the largest censorship machine in human history, researchers say. But Harvard studies of Internet postings in China suggest that even vitriolic criticisms of leaders and state policies are not what officials want to censor.

When the swirling, howling winds of the 1930s Dust Bowl gobbled up farmland from Texas to the Dakotas, the federal government planted 100 million trees to act like a giant windbreak. It worked. But now, after years of drought, those old trees are dying.

Many Syrians have fled their homes and sought refuge in neighboring countries. But Israel and Syria are enemies, and Israel hasn't opened its gates to Syrians fleeing the violence. But it has helped about 200 injured Syrians get medical attention. The Syrians come to Israel at great personal risk.

A exhibit at L.A's Architecture and Design Museum focuses on eye-popping buildings and structures that were imagined for the City of Angels — but never actually built.

When Congress left on its August break five weeks ago, members knew they had a string of fiscal deadlines coming up upon their return — from the budget bill funding the government to a debt ceiling increase. The Syria debate has overshadowed all of that.

What happens when you ask architects to re-imagine a structure mandated by the Jewish holy book? A freaking cool cultural piece of art, that's what.

Serena Williams will take on Victoria Azarenka in the U.S. Open final. Host Scott Simon talks to NPR's Tom Goldman about tennis, as well as the season opener of the NFL.

There are many ways to look at civil war: ethnic factions, economic divides and religions differences. But increasingly, some say we should also look at climate change as a factor as well, as it is often what forces internal migrations in nations already simmering with ethnic and sectarian tensions.