A clever technology is helping hazmat crews in Japan contain and clean up the contamination caused by the ongoing nuclear disaster there: a blue liquid that hardens into a gel that peels off of surfaces, taking microscopic particles like radiation and other contaminants with it. Known as DeconGel, Japanese authorities are using it inside and outside the exclusion zone on everything from pavement to buildings.
Pollution and ravenous Asian carp may threaten the U.S. Great Lakes, but the Obama administration has now put forth a four-year, $475-million rescue plan that would clean up the huge lake ecosystem and institute a "zero tolerance policy" against future incursions by invasive species, AP reports.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.