InfoQ: U.S. Government Program Seeks Alternatives to Passwords

It is time we rid of passwords. Here is a story dealing with that issue:

InfoQ: U.S. Government Program Seeks Alternatives to Passwords

3D Printing - The next Industrial Revolution - without the Industry

You need a spare carburetor for your vintage car. You go to your street corner 3D print shop. They download the carburetor software from the car manufacturer. One hour later you collect your part.

It has been made by a process called additive manufacturing. The process uses the exact amount of metal needed. With machined parts, a significant amount of metal is wasted. There is no inventory, no transport and no working capital locked up. The CFO will love it. The customer will love it.

Virtually any 3D product can be made on demand.

This will turn conventions totally on their head. This will be to manufacturing what the Internet was to communications.

Some examples:

A video camera

A metal part:

Another example:

The Economist got excited about this some time ago. Check their article: http://econ.st/pqDufM

Seawater Greenhouse

Climate change, together with rising world populations and unsustainable farming practices, are causing the exhaustion of fresh water and food resources. The necessity for both is expected to exceed availability in the foreseeable future. It is the simple reality of this situation which gave rise to the idea for the Seawater Greenhouse.

The Seawater Greenhouse provides a low-cost solution by enabling year-round crop production in some of the world’s hottest and driest regions. It does this using seawater and sunlight.   The technology imitates natural processes, helping to restore the environment while significantly reducing the operating costs of greenhouse horticulture.

Check them out at:

http://www.seawatergreenhouse.com/index.html