How does a nuclear meltdown work? (w/ Video)

(PhysOrg.com) -- When working properly, nuclear reactors produce large amounts of heat via nuclear fission reactions. The heat converts the surrounding water into steam, which turns turbines and generates electricity. But ...

Chernobyl black frogs reveal evolution in action

The accident at reactor four of the Chernobyl Nuclear Power Plant in 1986 generated the largest release of radioactive material into the environment in human history. The impact of the acute exposure to high doses of radiation ...

Current Chernobyl-level radiation harmful to bees: study

Bumblebees exposed to levels of radiation found within the Chernobyl exclusion zone suffered a "significant" drop in reproduction, in new research published Wednesday that scientists say should prompt a rethink of international ...

Ecosystems reveal radiation secrets

A new study by Tiina Tuovinen, from the University of Eastern Finland, and her colleagues casts doubt over the validity of models used to assess the impact of radiation on human health. Their work is published online in Springer's ...

Japan firm unveils robot suit for nuclear workers

The Japanese maker of an exoskeleton robot suit to assist walking on Monday unveiled a model that could help nuclear workers weighed down by heavy anti-radiation vests in contaminated zones.

Japan firm creates radiation-detecting plastic

Japan's Teijin Chemicals Limited said Wednesday it had created a plastic that emits a blue light when exposed to radioactivity, which it says will lead to cheaper radiation detectors.

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