Science, Tech & Environment

Our stories cover science, technology, engineering, mathematics, the natural world and the environment

Science, Tech & Environment

The US Supreme Court will hear a challenge to EPA mercury emissions rule

For years, the coal industry has enjoyed tax benefits and exemptions from strict environmental regulations. But those days might be over: President Barack Obama is using EPA authority under the Clean Air Act to try to curb coal power plant emissions, including CO2 and mercury. But coal interests are fighting back in the courts.

Science, Tech & Environment

Anxiety in Tokyo

The World's Mary Kay Magistad reports on the anxiety felt by Tokyo residents about possible radiation exposure from Japan's earthquake and tsunami damaged nuclear reactors. Many city residents are skeptical of official statements.

Science, Tech & Environment

Cuban coffee

For the Geo Quiz we're on the island of Cuba, looking for its largest mountain range. It's known for its coffee plantations but these days there isn't enough coffee in Cuba - once a major coffee exporter - to even meet the demands of the local population.