Google Earth

I learned from Derek at PenMachine that Google finally released the Mac version of Google Earth, so I downloaded it and played with it for a while last night. OMG! I visited Katy in California (I could even see her old red car parked outside the garage), the Google Campus in Mountain View, looked at…

In a land far far away…

On September 4, scientists observed the most distant explosion in the universe. The gamma-ray burst (a really bright and powerful explosion that happens when a huge star dies and collapses in a black hole) happened 12.6 billion light-years from Earth, which means 12.6 billion years ago, just 900 million years after the birth of our…

The lonely universe

About 100 billion years from now, all but the closest of galaxies will be dragged away by the swelling space at faster-than-light speed and so would be impossible for us to see, regardless of the power of telescopes used. If these ideas are right, then in the far future the universe will be a vast,…