Opinion

Opinion If the idea of eating red food dye made from bugs grosses you out, consider that if it doesn't come from a bug, it may come from something worse.

Opinion The beauty of diatoms hints at their incredible genetic diversity, but belies their role supplying the oxygen we breathe.

Opinion The FDA's proposed changes to food labels are a step in the right direction, but parents can start encouraging healthy eating habits for their children right now.

Opinion Americans facing worsening natural disasters are showing signs of increased mental anguish, say psychologists.

Opinion How do you get a vehicle to 45 mph using only your body movements for power?

Opinion As bacteria hit the beach this summer, people are getting sick.

Opinion From fires to floods, tool reveals climate hazards by ZIP Code.

Opinion Is it time to limit carbon pollution?

Opinion Can cutting carbon cut costs?

Opinion Does the Keystone XL pipeline have environmental impacts beyond the risk of spills?