Bird flu is already a tragedy.
Decades into their recovery program, black-footed ferrets still don’t have a clear-cut path to leaving the endangered-species list.
The diseases are nowhere near the same.
Playful teasing might have evolved to help our ape ancestors gather crucial intel on their family’s and friends’ thoughts.
One type of flu virus has gone missing for so long, it doesn’t make sense to vaccinate against it.
Prion diseases are poorly understood, and this one is devastating.
On a conservancy of Kenya, lions are struggling to hunt zebras. An invasive insect may be to blame.
Striving for fitness is usually healing. But for most people with long COVID, it can be toxic.
New cases seem to be less common nowadays, but that change is not as comforting as it sounds.
And calling some pet owners the “parents” of their dogs or cats might be the best shorthand for these relationships.
But humans made them more carnivorous.
You carry literal pieces of your mom—and maybe your grandma, and your siblings, and your aunts and uncles.
Lumber, shelter, delicious nuts—there was nothing the American chestnut couldn’t provide.
Facing down simultaneous surges of flu, COVID, and RSV, most Americans still aren’t getting the vaccines that could temper the worst effects.
The dogma that tuberculosis is lying dormant in the bodies of 2 billion people might be wrong.
Sick season will be worse from now on.
Felines who fetch are an evolutionary mystery.
Even if plastic pollution stopped tomorrow, turtles would be dealing with the repercussions for centuries—at least.
A team of researchers dreams of anti-aging, disease-tempering drugs—all inspired by bats.
Until we start to see the longer-term consequences of missed shots
Flu viruses and coronavirus started the last few pandemics. Could the next one be a paramyxovirus?