FDA-approved ractopamine helps pigs put on muscle, but not everyone thinks it's safe.
Despite all the current hype around geoengineering, our attempts to control the world's weather and climate go way, way back.
A small town in Spain set up a Solidarity Fridge to keep perfectly good food out of the dumpster.
The spray-on crop defense is temporary and doesn't permanently alter genetic information.
Critics call the country's greenhouse gas emission targets laughably weak.
The company that owns the pipeline is responsible for the largest inland oil spill in U.S. history.
Climate change and the origins of the universe are top priorities for Antarctic and Southern Ocean researchers for the next decade.
A new study shows that sunspot activity has not, in fact, increased in recent decades.
A new study suggests that ozone levels on the West Coast aren't dropping, thanks to a new smoggy import.