是一个有趣的物理视频和科学材料科普的视频网站。A YouTube Channel hosted by Dianna Cowern that adventures into the physical sciences with experiments, demonstrations, an...
网站可以聆听深海的声音，还有海洋生物的真实声音。Create ambient soundscapes for relaxation or productivity. Relaxing sounds of the deep blue ocean.
是一项全球航班跟踪服务，为您提供全球数千架飞机的实时信息。The world’s most popular flight tracker. Track planes in real-time on our flight tracker map and get up-to-date flight status & airport information.
最好的飞行跟踪站点：实时跟踪地图、飞行状态、航空公司航班延误、私人/通用航空飞行及机场信息。
公益性质的网站，展示了此时此刻全球各地的光污染的状况。Interactive world light pollution map. The map uses NOAA/EOG VIIRS, World Atlas 2015, observatories, clouds and SQM/SQC overlay contributed by users.
这个网站集合了世界各地护照样式，还有办理程序，办理难易程度等等。Passport Index curates, sorts and ranks the world's passports. Explore passport designs, browse by visa-free score, color, or country and discover how they rank.
在精致的宇宙模拟环境中，体验一场流星雨。3D visualization of NASA meteor shower data. Scientifically accurate and fully interactive.
