ASTROBIOLOGY
First amino acid on a comet found An analysis of comet dust collected by NASA鈥檚 Stardust probe confirms that some of life鈥檚 building blocks landed on the young Earth from space
SPACE
Failure to launch: abandoned NASA projects In the face of budgetary and technical woes, the space agency may abandon the development of its Ares rockets. We look back at other big projects that never saw the light of day
TECH
鈥業nfectious people鈥� spread memes across the web Some people are more 鈥渋nfectious鈥� than others when it comes to spreading information online. The finding has helped develop better models to predict the reach of viral information
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ROBO-DINOSAURS
Did dinosaurs really walk like that? The Walking With Dinosaurs stage show has reached the UK, but how realistic is it? An authority on dinosaur locomotion gives his thoughts on the ultra-realistic simulation, and on his own research
ENVIRONMENT
Cockroaches future-proofed against climate change The mystery of why the widely loathed insects hold their breath has been solved 鈥� it is an adaptation to save water
TECH
Hover no bother for flapping 鈥榥ano鈥� aircraft The first insect-scale flapping aircraft to carry its own batteries has taken off, thanks to funding from the US Pentagon, which is interested in using flapping flyers for surveillance
LIFE
People really do walk in circles With nothing to guide their way, people attempting to walk a straight course through unfamiliar territory end up walking in circles, as our video shows