September 19, 2017

The Hitchbot’s Guide to Traveling Across a Continent

Robot thumbs work to hitch a lift. (Photo by Hitchbot, via  The Conversation)

How a robot travelled 6,000 kilometers across Canada relying on the kindness of strangers. Read More »

Staving Off Traffic Jams Along Information Superhighway

(Photo by tyranos_wl, Creative Commons License)

Every major consumer group, a nationwide coalition of mayors, and thousands of startups and small businesses have joined millions of people in urging the FCC to save Net Neutrality. Read More »

Why Do Indians Want to Study Abroad?

A degree from a top foreign university tends to be valued more in the Indian job market than a local degree, a perception based on facts too. (File photo by Nagara Gopal, via The Hindu)

Unable to cope with increasing demand for higher education, more and more students from India are heading to the West. New statistics show that offers of admission to Indian post-graduate students are up 25 per cent for 2013-14 from the previous year. But the bigger problem is that majority of these students are staying abroad after completing education, causing brain-drain — a bad news for India’s high-tech economy aspirations. Read More »

How Much Do We Know About Privacy on Facebook?

(Photo by Franco Bouly, Creative Commons License)

How far are we willing to allow our privacy to be pushed for our social connections? In the case of the Facebook Messenger app, the answer appears to be: “Not as far as Facebook thinks.” Read More »

Landfill Gas Can be Transformed into Hydrogen Fuel

A landfill biogas facility in Canada. (Photo by Green Energy Futures/David Dodge, Creative Commons License)

A new technique can turn smelly methane gas that pollutes the air into clean energy. Read More »

Algae: Friend or Foe?

(Photo by Los Alamos National Laboratory via OnEarth)

Toxic algae like the kind that fouled Toledo’s water supply are on the rise due to Big Ag and climate change. But we can learn from them, too. Read More »

More Efficient, Durable Solar Cells Are Possible

(Photo by BlackRockSolar, Creative Commons License)

By eliminating excess infrared radiation, the solar cells stay cool and are more efficient at converting solar rays into energy. Researchers have found that by “turning away” the infrared radiation using silica glass, heat goes down without negatively effecting the amount of visible light the solar cell can absorb. Read More »

Solar Car Sets A New World Record

(Photo voa Sunswift)

Sunswift eVe, designed and built by students at the University of New South Wales, seeks to overcome the traditional obstacles that have impeded solar-powered cars, namely, offering both speed and range in the same vehicle. Read More »

How Far is the US Ready for Climate Change?

A view of Hurricane Sandy's destruction that hit the northeastern U.S. in Oct 2012. (Photo by Bob Jagendorf)

Climate change imposes an unfunded mandate on state and local governments and the American people to manage the risks of heat waves, drought and flooding, and foot the bill for the damages. While Obama Administration has announced a number of actions to better prepare for the expected change in climate, more action is needed, in particular, to address the skyrocketing risks in low-income communities. Read More »

Natural Protein May Treat Diabetes

(Photo by Courtney Benefiel, Creative Commons License)

Drugs don’t help those suffering from type-2 diabetes. But there may now be a way to treat their resistance to insulin. Read More »