资讯
A groundbreaking demonstration by the European Space Agency (ESA) suggests it’s possible to deorbit satellites safely and in a reasonably controlled manner, even for those not originally designed for ...
One-fifth of the world’s wind turbines are in areas where winds could drop for long periods in the future 1. Researchers know that global wind patterns will change as the planet warms, in part because ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果