robert barteau

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Secret U.S. Space Plane May Be Too Mysterious

Transparency. Openness. International cooperation. These are some of the principles the United States should embrace in order to "safeguard U.S. …

Dawn Spacecraft Snaps A Closeup Of Mysterious Pyramid On Ceres

Why is it so shiny?<p>NASA's Dawn spacecraft has moved in for a closer look at the dwarf planet Ceres. Since descending to an altitude of 900 miles in mid-August, its view has gotten three times sharper. That has allowed scientists to zoom in on a 4-mile-high mountain in Ceres' southern hemisphere.<p>The …

Astronomy

From relationships to revolutions: seven ways Facebook has changed the world

One in seven people worldwide used the social network on one day this week, says Mark Zuckerberg. Here is how it has changed our lives – for better or worse<p>On Monday, one in seven people on Earth used Facebook – 1 billion people, according to founder Mark Zuckerberg. In a decade, the social network …

Social Media

Doves in Space: Smart Investors Using Shoebox Satellites