Influenza viruses kill up to 646,000 people worldwide every year.
Air: It's one of the world's most important, least understood, and possibly life-saving substances
We've rounded up 2014's most mind-blowing images for your viewing pleasure
A scientist stationed in Antarctica tells about the biggest scientific discovery of the year, and how to have fun at the Pole.
The controversial studies are meant to help predict what the virus will do next.
If 5,000 birds die in a forest and no one is around to find them, does it still become a media sensation?
The Big Question: How many people will it infect this year?
When vaccine shortages strike, a way to use small amounts more efficiently may be the answer
Mexico returns to normal while other countries grapple with the spread of the disease. Plus, a flu blog roundup
H1N1's family tree, the first analysis of the virus, and safety tips from a guy in a gorilla costume
But still informative
The Doc plays private dick for a day and stumbles upon the secret of that deadly virus
An illustrated explanation of why the world's most obnoxious virus at least doesn't stick around all year.
Also, human trials on H1N1 vaccine to start, worries about countries hoarding vaccine, and other influenza news
Winter is coming.
Ever wonder why December through March is the high season for cold and flu germs? Scientists at NIH may have the answer
Potent new â€œnanofabricsâ€ repel germs and pollution to keep you healthy
A cautionary tale about the limitations of big data
Just make sure your sweat levels are optimal.
A gene chip spots nasty strains of bird flu in hours instead of days
A bold plan to immunize every American against bird fluâ€”in four weeks
The flu knows how long it has to invade our cells and spread to other humans. So new treatments could fight the virus by resetting its clock.
WHO raises H1N1 pandemic alert level to 6
A roundup of the data visualizations and illustrations that best conveyed the year in science
What happens to science and technology when we shut it all down?
What do ghosts and yawns have in common? They remain scientific enigmas.
When men were men and sodas were cocaine-laced nerve tonics.
After a week of swine flu hysteria, PopSci.com takes a look back at the history of pandemic flu
It was a busy weekend for public health officials
As the CDC announces the first U.S. death from the swine flu, media outlets wrestle with how to cover the outbreak
Scientists have succeed in replicating flu pandemic antibodies from 90 year old survivors
Virologists are ending their worldwide bird-flu research hiatus, but they need approval from U.S. funding agencies.
New tobacco that produces flu vaccines could rescue the plant's reputation
Science headlines in 2004
A new paper suggests doctors and paramedics are not the only people who need immediate treatment in the case of pandemic flu; and acting as such may put society in grave danger
How do you tell if a flu is dangerous enough to bring down the Olympics? Map diseases in real-time, throughout the entire country
Undead viruses! Killer foxes! Soldiers who never sleep! This is no horror movie--it's today's scientists at their most daring
Investigating diseases of prehistory
Emerging viruses: Scientists scramble to find the natural hosts before they spawn another outbreak.
The Black Plague, Third Pandemic and Spanish Flu wiped out hundreds of millions; they have nothing on today's worst diseases
A new study shows the way to prevent symptoms that make influenza our country's biggest killer
As fear of another massive influenza breakout grows, we parse the candidates' records on bioterrorism and more
Deja-vu all over again?
They still get sick and die; they just can't spread the disease
Is some research so dangerous it shouldn't be done at all?
After months of controversy, second bird flu recipe finally published
Out of the wild
Following a moratorium on "dangerous" flu research, new studies reshuffle the molecular mechanisms that allow bird flu to infect humans.
Researchers find troublesome influenza viruses close to home.
Here's what you should know about genetically engineered meat.
A half-decade study to track the flu's travels could lead to better vaccines
Travel and gathering restrictions follow on the heels of disease spread
Keep calm, and keep washing your hands
A nuclear reactor leak, decoded dinosaur proteins, and swine flu?! The news gods have smiled on this blogger
While the virus appears less deadly than originally thought, swine flu continues to spread
A new drug could foil any outbreak
The H7N9 avian flu virus outbreak in China has already killed 11 people. Here's what's up with it.
This is the first time scientists have seen a human with an N8 flu.
The flu was clearly on our editors' minds, but they seemed to have left the more straightforward reporting to other outlets.
The free software from Google gives scientists a new world view
A synthetic biology method proves its chops.
H6N1 bird flu has been identified in a woman in Taiwan.
A new genetic study finds just how closely related human and pig flu viruses were during a 2012 outbreak.
Researchers have revealed the Heartland Virus is Widespread in America
Packets of fizzy vitamins: 1. Flu: 0
Mexico closes schools, talks about closing public transportation, US starts making vaccine
The deadly H7N9 has advanced beyond mainland China.
The flu can be deadly to populations that have never encountered influenza viruses.
Opponents fear the research could trigger a lethal outbreak.
Cancer-killing nanoparticles, fat-fighting nucleic acids and more breakthroughs set to transform health care
How scientists re-created ultra-lethal influenza
A different sort of computer virus gives drug developers new weaponry
An inexpensive portable ventilator designed to save lives during a pandemic
The findings may be no-brainers (yes, you do get sick in winter), but these studies uncover hidden truths in conventional wisdom
French researchers have discovered the first virus that infects other viruses
New sensors enforce hospital staff hygiene