Radar prototype begins tracking down space junk

Several times a year, the International Space Station needs to perform Debris Avoidance Maneuvers to dodge the ever-growing amount of space junk hurtling around in Earth orbit. Additionally, our increased dependence on satellites ...

Smart fences recognize bad airport neighbors

A perimeter-protection system created by a team from the USC Viterbi School of Engineering took Best Paper prize at the IEEE Homeland Security Conference in November 2010, and is now moving to deployment at a Florida airport, ...

Demolishing your front fence could be an act of kindness

A few years ago, I reflected on years of doctoral field-notes documenting the homes of tinkerers—people with an extraordinary commitment to DIY living. It occurred to me that despite their DIY skills, few of these tinkerers ...

The return of the wolves

The current return of wolves to human-dominated landscapes poses a major challenge for the protection of this species, says conservation biologist and private lecturer (PD) Dr. Marco Heurich from the University of Freiburg. ...

page 3 from 4