Pork, farm-raised salmon, chicken and turkey are all on a par when it comes to greenhouse gas emissions, but pigs are in a category of their own when it comes to environmental impact.
Sharply reducing emissions of soot and smog could play a critical role in preventing Earth from overheating.
The scare has led puzzled officials to warn consumers off raw tomatoes, cucumbers, lettuce and sprouts.
How did Earth manage to hold onto its organics after being slammed by a Mars-sized object 4.4 billion years ago?
These organic compounds survived 50 million years buried in rock in Utah's Green River Formation.
Biodegradable plastics, electronic components and clothing are gaining ground.
The fizzy ocean on Enceladus may be capable of harboring life.
Organic milk contains more healthy fats than conventional milk, finds a U.K. study.
Using Mars-like soil taken from Atacama Desert, a study confirms Mars has organics, and Viking found them.
Amino acids, the building blocks of life, are forming in environments never thought possible.
