Issue Date: Nov 15, 2008
A cheap way to clean up radioactive waste
a common ingredient of sunscreens, when mixed with another ingredient of soaps, can clean up wastewater
containing radioactive material. Upon heating, titanium dioxide and caustic soda form a ceramic. This, a group of Australian and Chinese
researchers found, could absorb radioactive material. With the demand for nuclear material for electricity increasing across the world, this
ceramic could find wider use: removing radioactive ions from wastewater of nuclear reactors and mines.
Recent Supreme Court order in Vedanta case holds hope for tribal community life
Butterflies on the roof of the world is a vivid and engaging narrative of the author's rendezvous with the butterflies and moths in particular, and nature in general