Video: If you ever find yourself in New York, make sure you make some time to stop by the World Trade Center Memorial. It's a powerful and touching tribute to one of the worst tragedies in US history. This time lapse video, just released by EarthCam, shows the 10-year process it took to build out the memorial.
10-Year Timelapse Of The World Trade Center Memorial
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Moving over to the NBN will soon (hopefully) be an easier and more transparent process, thanks to new rules for telecommunications companies released today by the ACMA.
Our limited human eyesight can really constrain our understanding of the universe. We can see only a thin swath of light's wavelengths, those waves with peaks 390 to 700 nanometres from crest to crest. This means we miss any light-emitting details coming from other wavelengths, such as from radio and microwave light, as well as infrared, ultraviolet and X-ray.