Researchers have drawn up a list of the dozen most likely scenarios that could spell the end of humanity.
The evolutionary biologist has suggested sending a record of our civilization out in to space.
Professor Brian Cox believes that 'human stupidity' is the biggest threat to civilization.
A new study suggests that the human race may not be prepared for communication with extraterrestrials.
The starships of the Star Trek universe seem a long way off both technologically and financially.
Throughout the ages bees have proven time and again their potential to assist humanity.
Seth Shostak writes about the future of manned space exploration, unmanned probes and the problems we will face in the f...