We should be figuring out how to pull CO₂ back out of the atmosphere, says a National Research Council report. But we should be wary of launching a planet-cooling chemical sunshade.
New research may pave the way for certifying coffee as bird-friendly in the country where coffee began: Ethiopia.
The popular bug-repelling chemical DEET has lost its power against some disease-carrying mosquitoes, a new study says.
See a hummingbird-viper face-off, swarm of devil rays, and more in these winning images from a conservation group's global photo contest.
The insects are crucial pollinators for many plants—including orchids—and food for a range of species.
Police are still looking for environmentalist Jairo Mora Sandoval's murderers, while the episode has more Costa Ricans talking about the links between poaching and drug trafficking.
The Panama Canal is being widened. That means bigger ships and more cargo for Gulf and East Coast ports-and more alien species too.
Our correspondent reports from a Norwegian research ship that's drifting inside the Arctic ice cap, gathering data needed to predict its future.
From Washington State to North Dakota, hunters and fishers are working to ensure the survival of the very species they target.
From "Treetop Barbie" to rapping science, National Geographic grantee Nalini Nadkarni thinks outside the box to get people interested in the world around them.