Blown away

2019-03-06 05:17:23

By Ian Sample HURRICANES leave a trail of devastation in their wake. Now houses reinforced with smart alloys will be better able to withstand them. Engineers are planning to use an energy-absorbing alloy to stop roofs blowing away in gusting winds. “Hurricane destruction causes millions of dollars of damage each year,” says Soheil Saadat at North Carolina State University in Raleigh. The worst damage often happens when the wind tears the roof off a house. To hold it on,