Doug Whitney inherited the same gene mutation that gave Alzheimer’s disease to generations of relatives by the average age of 50. Yet at 73, his mind is sharp. To scientists he offers a chance to learn how the body may resist Alzheimer’s.
From South Dakota and Oklahoma to Alaska and Alberta, Indigenous groups in the U.S. and Canada are leading efforts to restore bison across North America.
This video presents an intriguing phenomenon: two patients who carry the same genetic variation, which is known to cause sickle cell disease, have very different outcomes.
The rush to build wind farms to combat climate change is colliding with preservation of one of the U.S. West’s most spectacular predators — the golden eagle — as the species teeters on the edge of decline.
Long-term studies in Los Angeles and Mumbai, India, have examined how big cats prowl through their urban jungles, and how people can best live alongside them — lessons that may be applicable to more places in coming decades.
The nonprofit Dian Fossey Gorilla Fund announced that more land in eastern Democratic Republic of Congo where Grauer’s gorillas live will fall under a community-protection initiative.
Earth desperately needs people to stop burning coal, the biggest single source of greenhouse gases, to avoid the most catastrophic impacts of climate change. But it is the world’s biggest source of fuel for electric power and so many depend on it for their very lives.