In this Podcast I discuss the factors affecting the development of life on Earth. If the circumstances had been just a little different, what might have happened ?

[podcast]http://www.askthescienceguru.com/wp-content/uploads/LifeOnEarth.mp3[/podcast]

Life on earth - Just how Likely was it [ 12:39 ] Play Now

We all know the nursery rhyme “Twinkle twinkle little star” but why do the stars twinkle. In this audio I seek to answer this question.

I hope you enjoy the Audio.

[podcast]http://www.askthescienceguru.com/wp-content/uploads/2008/03/why-the-stars-twinkle-podcast.mp3[/podcast]

Why the stars twinkle [ 2:55 ] Play Now