Today on New Scientist: 18 September 2009

 作者:伯营耘     |      日期:2019-03-08 06:03:01
This is a digest of the stories posted to newscientist.com from 6pm yesterday until 6pm today. We’re running it as an experiment. Did you find it useful? Do you have suggestions about how we can make it better? Let us know. You can now subscribe to these digests by RSS Trash trackers: The secret life of garbage People fill their trash cans one day, and it’s all gone the next – but no one can be sure where it goes. A pioneering experiment will find out Moon is coldest place in the solar system Permanently shadowed craters near the moon’s south pole stay at a constant -240 °C, new observations show – 10 °C colder than Pluto Better world: Pimp your house Our homes account for around a third of our carbon emissions, so every eco-warrior should try to make their pad a low-emission one Army heli-Weeble hops to avoid rubble trouble Toy-inspired remote-controlled aircraft aims to conquer rough terrain and reach places that other drones can’t – through a series of hops Visions of data See new ways of visualising data, showcased at a recent conference, from penguin tracking to beating forged signatures Better world: Eat more plants It’s better for you and it’s better for the environment – but if you can’t go without meat, then deer,