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Much ado about nothing:Astronomers use empty space to study the universe
Much ado about nothing Astronomers empty space universe
2016/8/23
Researchers who are looking for new ways to probe the nature of gravity and dark energy in the universe have adopted a new strategy: looking at what’s not there.In a paper to appear in upcom...
An Integrity Equation for Use with Space Based Augmentation Systems
Integrity Equation Space Based Augmentation Systems
2015/6/29
In recent years there has been widespread growth in the number of proposed Space Based Augmentation Systems (SBAS). Such systems are being developed by both civil authorities and commercial interests....