Tag Archives: blog5

Radioactive

Posted on March 20, 2013 by williamrmccormick

Many people hear the word radioactive and immediately think of either radiation from nuclear power plants or bombs, or they think of turning into a superhero. So they generally associate the idea of radiation and humans as an always negative thing. However, what they may not realize is that the human body itself emits radiation. […] Continue reading →

Posted in Physics | Tagged , , | Comments Off on Radioactive

Life on Mars?

Posted on March 20, 2013 by werdercj

Recently, we’ve been emphasizing comparative planetology in our work.  This has prompted studies of each planet in our solar system, which made it clear that many of our questions remain unanswered.  We know that Mars had a warmer, wetter period billions of years ago, and have much evidence indicative of abundant liquid water flows in […] Continue reading →

Posted in Historical, Terrestrials | Tagged , , , , , | Comments Off on Life on Mars?

Save Mr. Snow Miser!

Posted on March 20, 2013 by burnspress

The US National Snow and Ice Data Center (NSIDC) based in Boulder, Colorado, has been taking images of our planet for 34 years, documenting climate changes and ice levels across the planet. Data from the past five years show ice levels to be lower than any previously document years. Changes in climate and ice levels […] Continue reading →

Posted in Outreach, Science, Terrestrials | Tagged , , , , , , , | Comments Off on Save Mr. Snow Miser!

GRAIL Maps the Gravity of the Moon

Posted on March 20, 2013 by JT McJunkins

  Twin NASA probes orbiting the moon for the Gravity Recovery and Interior Labority (GRAIL) mission have created the most highly detailed gravity field map of any celestial body. Pictured above, this map reveals an abundance of features includ… Continue reading →

Posted in Instruments, Moons, Space Travel | Tagged , , , , , | Comments Off on GRAIL Maps the Gravity of the Moon

“The Incandescent Sun”

Posted on March 20, 2013 by wherrysg

Source Check out this video from NASA of the Sun over a 24-hour period of time! The video frames are measuring output in extreme ultraviolet. According to this article, viewing the Sun in this wavelength allows us to view the plasma in its atmosphere (called Corona). But what is interesting is that the same magnetic […] Continue reading →

Posted in Light, Sun | Tagged , , , , , , , , , , , | Comments Off on “The Incandescent Sun”

Nuclear Fusion and the Stars

Posted on March 19, 2013 by rtjobe

Nuclear fusion, the process by which two atoms collide to form a single larger atom, has been fueling stars since the beginning of star formation. At most distances apart, two protons will naturally repel each other due to the fact that both are positive charges, and the Electromagnetic force between them pushes them apart; however, […] Continue reading →

Posted in Class | Tagged , , , | Comments Off on Nuclear Fusion and the Stars

Exploring Climate Change in Google Earth

Posted on March 19, 2013 by mirandaskunz

The video below is an introduction to a series of videos that utilize Google Earth to inform viewers of problems involving climate change and global warming. The “tours” can be downloaded here. These tours are very informative and allow the user to pause them to explore the Google Earth content on their own. I think […] Continue reading →

Posted in Outreach, Terrestrials | Tagged , , , | Comments Off on Exploring Climate Change in Google Earth

Space Travel: Warp Speed?

Posted on March 19, 2013 by charlesbcochran

In the popular space flicks Star Wars and Star Trek often it is seen when ships enter “warp” speed: Travelling faster than the speed of the light to zip around the universe. While the sound barrier alone used to seem … Continue reading → Continue reading →

Posted in Class | Tagged , | Comments Off on Space Travel: Warp Speed?

Voyager 2 and Its Solar System Exploration

Posted on March 19, 2013 by indianwm

Voyager 2 is the second spacecraft to explore the outer solar system, following the Voyager 1. However, Voyager 2 is the only spacecraft that has accomplished the task of studying Jupiter, Saturn, Uranus, and Neptune at close distances. Voyager 2 was launched on August 20th, 1977 to study the outer solar system, as well as […] Continue reading →

Posted in Instruments, Observables, Science, Space Travel | Tagged , , , , , , | Comments Off on Voyager 2 and Its Solar System Exploration

Sources of Climate Change

Posted on March 19, 2013 by gerretyc

Since many sources claiming to distribute accurate information regarding climate change tend to have some sort of their own political agenda, I will concentrate mostly on the discussion of climate […] Continue reading →

Posted in Class | Tagged , , | Comments Off on Sources of Climate Change