Andrew Barron
Researchers have created a filter that can absorb nearly all heavy metals from water. The filter, made up of carbon nanotubes and quartz can be washed with vinegar and reused—making it affordable for communities that lack clean water.
Read MoreTanzania water source. Credit: Bob Metcalf I don’t have enough historical perspective to know if this is truly a eureka moment or not, but a group from Rice University reports…
Read More