Archive: 12/17/2010

Strategies to prevent tobacco use among teens

According to the Center for Disease Control, 21.4 percent of people aged 18 to 24 years smoke tobacco. Today everyone knows smoking is an unhealthy habit, so why do people still smoke? Penn State experts say several factors ...

Dec 17, 2010
5 / 5 (1) 1

Earth's final growth spurt

What led to water on the interior of the Moon or the formation of the Borealis basin that covers 40 percent of the surface of Mars? And what caused at least some of Earth’s tilt — without which there ...

Dec 17, 2010
4.7 / 5 (9) 0

Scientist alleges religious discrimination in Ky.

(AP) -- An astronomer argues that his Christian faith and his peers' belief that he is an evolution skeptic kept him from getting a prestigious job as the director of a new student observatory at the University ...

Dec 17, 2010
4.4 / 5 (9) 365

Visiting an asteroid

Asteroids (or comets) whose orbits bring them close to the earth's orbit are called Near Earth Objects (NEOs). Some asteroids are old, dating from the origins of the solar system about four and one-half billion ...

Dec 17, 2010
4.5 / 5 (2) 6