innovation

Pages

Environment

Molten metals to green the grid

Living on Earth's Jeff Young visits the lab of a MIT scientist who got support to develop batteries made from molten metals. If it works, it could allow for massive storage of renewable energy for times when there's not enough sun or wind.

Environment

Nuclear shop of horrors

Nuclear waste is extremely difficult to clean up. But, as Emily Guerin reports, a new synthetic material can snap up radioactive ions like a Venus fly-trap devours insects. From Living on Earth.

Environment

Cellular worries

Cell phones may be hazardous to your health. The science is inconclusive but some states want to require warning labels on cell phones. David Carpenter is director of the Institute for Health and the Environment at the University at Albany.

Environment

Wind-up lights in Africa

More than a half a billion people in Sub-Saharan Africa don't have access to electricity. But now, a non-profit organization that has had success with its wind-up radio is using the same technology to turn on the lights. The World's Clark Boyd reports.