Articles related to "Parallax"

How do you know how far away something is when you cannot travel to it? For instance, how do we know how far away stars are from the Earth? One way to find out is by using the principle of parallax.

With the sequencing of the Neanderthal genome on the horizon, now is a good time to read or revisit Robert J. Sawyer's award-winning trilogy, The Neanderthal Parallax.

Robert J. Sawyer is, according to MacLean's: Canada's Weekly Newsmagazine, "among the most successful Canadian authors ever." Hominids is the first volume of a trilogy.

Tycho Brahe was the last great naked eye astronomer and one of the great astronomical observers of all time.

Each star is unique, and the lifespan of every star is determined primarily by it's mass. The more massive a star is, the shorter its lifespan.

For about 10 years, DC Comics had a sole Green Lantern in Kyle Rayner. As important as he is to fans, his apparent death should be taken with a grain of salt.

Brief biography of Tycho Brahe, Danish astronomer, who advanced the Copernican Theory but believed that the Earth was still the centre of the universe.

Sitting meditation is a challenge for many people, who feel restless and uncomfortable. Walking meditation is an alternative approach to this form of spiritual practice.

A slightly sarcastic look at underwater photo dos and don'ts from familiarizing yourself with the camera, buoyancy, and natural surround to respecting fellow divers.

Throughout history, humans have tried to explain how everything came to be. The theories we came up with were conjecture based on intuition and imagination.

Turner Classic Movies is spotlighting the thriller genre every Friday in October, 2009. This is the first in their genre specials.

Meaney is regular Interzone contributor. Volume 2 of Nulapeiron, an epic British SF space opera trilogy sets Tom Corcoran against the Anomaly, a mysterious new foe.

When searching for new ideas for teaching science to children of all ages, the free articles provided by the NSTA provide a wealth of strategies and science content.

Meaney is regular Interzone contributor. Volume 1 of a new British space opera trilogy introduces Tom Corcoran (similar to Paul Atreides from Dune) and his cat Paradox.

Resolution the conclusion to John Meaney's epic Nulapeiron Space Opera trilogy, pitting Tom Corcoran against the Blight an even bigger and nastier version of the Anomaly.

The idea that Earth orbits the sun was proposed 2000 years before the Copernican Revolution; it was rejected. Why? Because scientific progress is violent and irrational.

Violent terror as a method of influence is not limited to the Islamic Fundamentalist. Christian and Muslim alike share the use of this weapon.

In this exclusive interview, Ted Thomas talks about some of the technical innovation that went into his latest documentary Walt & El Grupo.