
They're almost here. With reports of sightings in Northern Virginia, the nation's capital is bracing for the inevitable return of the moulting, mating, singing cicadas.

The head of the National Park Service said Tuesday that parks should take down any signs blaming service cuts on the budget sequesters, saying he thought that was inappropriate.

For those just waking up from a multidecade nap, the world has changed markedly since 1975. Led Zeppelin, Olivia Newton-John and Chicago no longer top the record charts. Roy Acuff and Minnie Pearl have joined Hank Williams in the great Opry House in the sky. "Maude," "Columbo" and "Happy Days" no longer rule the nation's television screens.
The face of Mars is dotted with a maze of channels, pointing to possible ancient megaflood episodes.

Hundreds of people gathered Thursday at the Smithsonian's National Museum of the American Indian for a discussion of sports teams' use of racially insensitive imagery that, as such discussions often do, turned into an ongoing complaint against a certain Washington football team's continued use of a certain Indian-inspired nickname.
New research pinpoints how the torch passed from one dominant creature on Earth to another, from the brutish dinosaur to the crafty mammal.

As the government exits the business of using chimpanzees for scientific research, taxpayers just might go bananas over the animals' retirement tab.
Like vinyl records and skinny ties, good things eventually come back around. At NASA, that means looking to the Apollo program for ideas on how to develop the next generation of rockets for future missions to the moon and beyond.
A vintage rocket engine built to blast the first U.S. lunar mission into Earth's orbit more than 40 years ago is again rumbling across the Southern landscape.