CBC News technology

Scientists in Hamilton have found a way to dissolve the rubber used in car tires, which they say could eventually help keep what is typically a single-use item out of landfills.

A volcano near the Philippine capital spewed lava into the sky and trembled constantly Tuesday, possibly portending a bigger and more dangerous eruption, as tens of thousands of people fled villages darkened and blanketed by heavy ash.

Gerald Steinhagen's $85,000 solar array can produce an inverter-limited 30 kilowatts of energy on summer days. He expects it to pay for itself in eight years.