Ground-based astronomy could be impossible in 40 years because of pollution from aircraft exhaust trails and climate change, an expert says.
Aircraft condensation trails - known as contrails - can dissipate, becoming indistinguishable from other clouds.
If trends in cheap air travel continue, says Professor Gerry Gilmore, the era of ground astronomy may come to an end much earlier than most had predicted.
Pathways and alleyways are to be 'made-over' to make them safer, cleaner and more attractive.
Spaces such as children's play areas, communal walkways and pathways and alleyways behind houses have been blighted by an atmosphere of 'fear and intimidation', Home Office Minister Hazel Blears said.
Adobe gets Spry about AJAX - Lot easier to code than traditional approaches.
Sometimes it seems that you’ve waited ages for an AJAX framework to come along, and then suddenly there’s a whole queue of them lined up, ready for testing. The latest to join the line up is Macromedia - sorry, Adobe now - with its Spry AJAX framework, which you can download here.… [El Reg]