Today, we are speaking about space tourism, or sending men to Mars. What about longer, much longer journeys, out of our solar system? Of course, the question has been around for quite some time, and it seems that space agencies are more and more interested in the idea. When reading …
- Dark times for dark matter? May 11, 2012 by Ashley Corbion.
- No faster-than-light neutrinos, in the end? February 23, 2012 by Ashley Corbion.
- Milky Way’s mysterious haze February 15, 2012 by Ashley Corbion.
- Atra Materia is on the App Store! February 10, 2012 by Ashley Corbion.
- Weighing antimatter February 3, 2012 by Ashley Corbion.
- Testing loop quantum gravity January 10, 2012 by Ashley Corbion.
- Hydrogen bombs and space travel December 5, 2011 by Ashley Corbion.
- Lights of alien worlds November 4, 2011 by Ashley Corbion.
- Dark matter just got darker October 19, 2011 by Ashley Corbion.
- Observing the Multiverse October 6, 2011 by Ashley Corbion.
A bit more than a year ago, while browsing the Stanford University online resources, I came across a series of lectures about cosmology; I thought some of you might be interested, so I decided to share it with you here. It is actually part of a six-quarter sequence of classes …
When thinking about the Universe and looking at the sky, a natural question comes to everyone’s mind: how did all of this begin?
It is today commonly accepted that everything started with the Big Bang, a primordial explosion from which the Universe we see today has expanded.
On the other hand, you …
Even though dark places like Sark are becoming more and more rare, when fewer and fewer people seem to take some time to look up at the stars, human beings have always been fascinated by the sky, using it to navigate, measure time or just enjoy the view.
And when it …
In this third and last part of the article dedicated to black holes, I will describe what would happen to someone traveling through a black hole.
Gravitational time dilation and gravitational redshift
First, I will start by describing two important effects: gravitational time dilation and gravitational redshift (I will spare you the …