Archive for November, 2008

10 deep sea secrets revealed

Publication:   Date: November 26, 2008   View Article

The oceans cover more than 70 percent of the earth’s surface, but their depths remain largely unknown. Explore ten deep ocean secrets that have recently come to light.

Huge Impact Crater Uncovered in Canadian Forest

Publication: National Geographic News   Date: November 25, 2008   View Article

About 1,100 years ago a space rock the size of a big tree stump slammed into western Canada, carving an amphitheater-like crater into the ground and littering it with meteorites, a new study found.

Lizards Do “Push ups” to Get Their Neighbors’ Attention

Publication: National Geographic News   Date: November 24, 2008   View Article

Lizards use “push ups” to attract attention in noisy environments, according to new research that used robotic lizards.

The robots, fashioned to mimic the appearance and body language of live anole lizards, helped scientists confirm a longheld theory that animals use grand gestures, such as the lizard push-up, and loud noises to get the attention of other members of their species in chaotic, noisy environments.

Seven courses of science for Thanksgiving

Publication:   Date: November 24, 2008   View Article

What does science have to do with Thanksgiving? Plenty. Learn about everything from the cause of the post-meal nap to how selective breeding made a “better” turkey.

Superdirt Made Lost Amazon Cities Possible?

Publication: National Geographic News   Date: November 19, 2008   View Article

Centuries-old European explorers’ tales of lost cities in the Amazon have long been dismissed by scholars, in part because the region is too infertile to feed a sprawling civilization.

But new discoveries support the idea of an ancient Amazonian urban network—and ingeniously engineered soil may have made it all possible.

Tiny Radio Tags Offer Rare Glimpse into Bees’ Universe

Publication: National Geographic magazine   Date: November 14, 2008   View Article

A National Geographic grantee is pioneering the use of supersmall radio tracking tags that fit on the backs of bees, a technological breakthrough that may provide him and other scientists with a direct view of the pollinators’ flight patterns.

Seven real-world technologies from Agent 007

Publication:   Date: November 11, 2008   View Article

James Bond (played by Daniel Craig) returns to the big screen in “Quantum of Solace,” the latest movie in a franchise that regularly features high-tech spy gadgets and technologies. Some of Agent 007’s make-believe gizmos have inspired real-life gadgetry, including these.

© 2008-2010 Collected Writings By John Roach