Science Notes

More from this issue

Astronomers now recognise the importance of cosmic dust, but many questions still remain, in particular, where does it come from?

Jan 2009
Journal Article

Over the past decade the risk of asteroids and comets colliding with Earth has emerged as one of the most significant natural hazards faced by the...

Jan 2009
Journal Article

We show how psychologists can begin to use GPS and satellite tracking technology as a means of studying human spatial behaviour.

Jan 2009
Journal Article