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Archive for May, 2017

Sail Amsterdam great video

May 11, 2017 Leave a comment

Today I was teaching about transportation in Europe. Unfortunately, later – during afternoon I came across this very good video. It is from event “Sail Amsterdam” few years ago. Similar, also good, but longer video can be seen here.

SpaceX confirmed its plan to launch over 4000 internet satellites into space

May 6, 2017 1 comment

Elon Musk continues to surprise. Almost each month there is new big plan by one of his companies (tunnels under LA, new gigafactory etc) and now SpaceX confirmed plan to launch over 4000 satellites into space. There has been many news about this project in the past, but now it seems to be much more realistic. Recently SpaceX has asked US government to get permission to launch its own internet network from orbit.

If SpaceX follows through its plan, company will start to provide wide range of broadband and communication services for people all over the world. So far satellite internet is slow and expensive, but with this plan it might change. similar plans has already OneWeb company, but plan of Elon Musk seems most realistic – as SpaceX did already prove to have reusable space rockets. Company plans to launch and release satellites into orbit till the end of 2024.

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It is already 7.5 billion of us

May 5, 2017 Leave a comment

Remember when our planet reached 7 billion milestone? It wasn´t such a long time ago. Few days ago, the world’s population has just passed 7.5 billion, according to the “World Population Clock” – worldometers.info.

Current population explosion is really just a recent thing. It took mankind 200 000 years to reach milestone of one billion. And than only in 200 years it reached 7 billion. According to UN predictions there will be 8.5 billion of us in 2030, 9.7 billion in 2050 and over 11 billion in 2100. With reaching 7.5 milestone there are many new interesting articles or graphs.

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