Climate Change’s Dangerous Effects on the Boreal Forest
The forest's unique ecosystem protects the world's largest carbon sink—the Earth's permafrost layer. But for how much longer?
Is Disgust Related to Morality?
The disgust response acts as a behavioral immune system, protecting us from disease, but produces strong reactions to perceived out-groups.
The Greenhouse Gas That’s More Potent Than Carbon Dioxide
Emitting just 1 ton of nitrous oxide—a common ingredient in synthetic fertilizer—is roughly equivalent to emitting 300 tons of carbon dioxide.
RV144: The Largest HIV Vaccine Trial in History
One of the biggest advances in AIDS vaccine research was a controversial, landmark treatment that tested a new vaccine on 16,000 Thai volunteers.
How Charles Keeling Measured the Rise of Carbon Dioxide
The climate scientist created a new method to measure atmospheric carbon dioxide. It's still used today.
Community Care in the AIDS Crisis
The Shanti Project’s work in caring for people with AIDS provides valuable lessons in the efficacy of mutual aid in fighting disease.
What Bats Can Teach Humans About Coronavirus Immunity
Bats have a unique genetic ability to tolerate many viral infections. Can humans uncover their secrets?
Plant of the Month: Heliconia
Heliconias can distinguish among pollinators like hummingbirds and respond selectively to their visits.