Technology

Scientists try to find benefits, risks of nanoparticles
Scientists in Duluth are hoping to determine how risky nanoparticles could be in lakes, rivers and groundwater, where they could clean up pollution -- or cause it.
A new foil for the emerald ash borer
Emerald ash borers are expected to spread in Minnesota. But Minnesota plant scientists may introduce a natural enemy to the ash borer later this summer: it's a tiny wasp whose young feed on the slightly larger emerald ash borer larvae.
Conficker and the evolution of computer viruses
A mysterious computer virus known as Conficker was spotted two years ago and since then cyber security experts around the world have united to figure out what the attack was all about and what it might mean for the future.
Surveillance society
Security cameras survey public areas, such as where we withdraw money, where we shop and where we wait for buses or trains. But where does it cross the line from protecting the public to invading one's privacy?
History, in 140 characters or less
The Library of Congresss has acquired Twitter's entire archive of public tweets. Will future historians learn anything of substance from them? Geek Squad founder Robert Stephens tackles that question and other tech topics.
For teens texting is the new talking
A new study finds 75 percent of teens own cell phones and prefer using them to text rather than talk. And email, that's for parents. Internet researcher Lee Rainie talks about how teens' use of technology has changed.
Minn. cities vying for super-fast Internet wait for Google's reply
For the past month, cities around the country and throughout Minnesota have pulled out all the stops to convince Google they should become a trial location for Google's ultra-high speed broadband network.
It has been a warm week in Minnesota
Finally this week many observers in Minnesota reported their first temperature readings of 40 degrees F or higher since December 1 of last year. Mark Seeley talks about that and more with Morning Edition host Cathy Wurzer.
Many United Kingdom libraries and universities are crying foul over proposed legislation that could make them responsible for the actions of people using their wireless networks. The Digital Economy Bill, winding its way through the Parliament, includes a provision that would suspend Internet accounts of users accused of copyright infringement for the third time. The government has refused to provide exceptions for operators of public Wi-Fi hotspots, including Internet cafes, libraries and universities.