Bird flu is already a tragedy.
But double the spike proteins doesn’t mean double the fevers and chills.
“It’s like showing up in a weird hat.”
Fetuses want more than their mother can safely give.
No one quite knows why some allergies disappear and others don’t.
It may not be as bad as last year’s … but it certainly won’t be good.
Cats are a biological marvel. That’s not (the only reason) why I love them.
Behold choanoflagellates, tiny creatures that can be one body and many bodies all at once.
Experts can’t agree.
It got too cozy with its host.
The world has been so close to eradicating polio for so long—which is exactly why the virus is staging a comeback now.
Welcome to the two-vaccine conundrum.
They can fall from potentially infinite heights and survive. They can pivot off of nothing to land on their feet. Scientists still can’t fully explain why.
Some cats do it, but others can’t—and researchers still don’t fully understand why.
An unnerving flu season in the Southern Hemisphere bodes poorly for those in the north.
New boosters that target Omicron may be our most important COVID vaccines since 2020—but the U.S. may be setting up the new shots to fail.
The administration’s newest vaccine Hail Mary may not be enough to fix the U.S.’s monkeypox immunization problems.
No one seems to think brushing kitty's teeth is worth the hassle.
The insects have infinite backup plans for hunting us down.
The CDC’s latest COVID guidelines are the closest the nation’s leaders have come to saying the coronavirus crisis is done.
Human actions have turned a usually beneficial fungus into a bringer of death.