A fungal infection called Valley Fever is on the rise in the Southwest United States.

Twitter posts with anti-vaccine sentiments are "contagious," while posts with a positive take on vaccines are not.

Although the rise in cases of the H7N9 bird flu in China seems to have slowed, health officials are developing a vaccine against the virus.

Wearing a surgical mask can stop you from getting the flu, provided you're very diligent about it.

Research centers collaborate to create a better, longer-lasting solution to the yearly flu assault.

The Department of Homeland Security now counts hurricanes as national security threats, and now weather modification is under consideration.

New study finds that Hurricanes Katrina and Rita may be responsible for declines in children’s blood lead levels.

The newest home in New Orleans' Make It Right neighborhood boasts ample outdoor entertaining space, a vivid paint job and a designer that even your grandmother

An extremely dangerous storm is slicing toward northwestern Alaska and is expected to bring blizzard conditions and hurricane-strength winds to the state's west

To say 2011 has been a wild weather year would be a huge understatement. From tornadoes to floods to wildfires, weather records were set across the United State

Six more weeks of winter, eh? The bizarre weather outside is more like spring, with a blizzard in Denver and tornado warnings and watches elsewhere all in the s

After sweeping through the Midwest the day after Christmas, a winter storm is expected to dump two feet of snow in the Northeast.

There are many different types of snow and various names for how wind and air temperature affect it. How many can you name?

Research suggests that man's best friend has learned to capitalize on our preference for big, sad eyes.

From aiding search-and-rescue missions to lending a shoulder to cry on, man's best friend can often be found at the site of tragedy.

The annual Perseid meteor shower will peak around Aug. 12 this year.

To help eliminate the perilous process of collecting potable water in Ethiopian villages, Italian architects design a water vapor-collecting tower.

For decades, Proenneke lived in a handmade cabin at Alaska's Twin Lakes; his writings and films have left a legacy.

A food forest is a forest full of plants that grow human food, and they don't require as much upkeep as gardens.

It could be sleep apnea or allergies causing that horrific sound.

There are ways to get rid of earwax that don't involve cotton swabs.

William I. Hitchcock, author of The Age of Eisenhower, explains how Dwight D. Eisenhower inspired his country and led Americans through times of uncertainty and radical change.

High power factor compact fluorescent light bulbs are a better choice than standard CFLs because they put less strain on the power grid.

When it comes to picking a side of the bed, resistance is futile.

They don't shed tears and won't remember having mustaches!

Hospitalized infants in Kansas City are photographed wearing sweet costumes for Halloween.

Energizer bunny tweets

Floods hit Miss. Delta, GOP gov. embraces rail, U.S. to protect more species, and more.

U.S. sets disaster record, new branch of life found, climate change vs. pirates, and it turns out the nuclear crisis in Japan is worse than originally believed.

River rehab gains steam, melons explode in China, camels plague Australia, and chlorinated Tris may be infecting young children with cancer.

Rapture looms, crawfish thrive in floods, big cyclone season forecast, and more.

More storms strike U.S., microbes make it rain, NASA eyes deep space, and hailstones are just a wealth of bacteria.

WHO: phones may cause cancer, space shuttle lands, hurricane season begins, and more.

New superbug found, nukes cause 'boy booms,' jet streams may power world, and more.

Heat wave hits U.S., floods strike China, pavement worsens pollution, and wildfire continue to rage across Arizona.

Can Germany nix nukes? Did meteors spark life? Is squid the new panda? Will wildfires in Arizona cease?

New rules for sunscreen, U.S. nuke chief under fire, sun may take siesta, and more.

Congress tackles ethanol and 'frankenfish,' warmth killing flowers and bees, and Arabian oryx seems to be making a come back from extinction.

Human gene has 'sixth sense,' mining linked to birth defects, 'Cars 2' vs. Big Oil, and more.

Oil release draws fire, record floods hit North Dakota, platypus in peril, and more.

Nuclear smoke at Los Alamos, space junk threatens astronauts, and more.

New York may lift fracking moratorium, fires may forever change Southwest ecosystem, and more.

EPA readies new air rules, dust storm hits Phoenix, giant wombat found, and more.

Space shuttle Atlantis lifts off, EPA issues new air rules, polar bears are Irish, and more.

New space race starts, GOP loses bulb battle, dirty socks fight malaria, and more.

Study reveals humans' top eco-flaw, whaling summit ends in walkout, why beta males are happier, and more.

NASA eyes asteroid, U.S. science smarts criticized, ethanol tied to price spikes, and more.

U.S. heat wave peaks, crooks steal crops, Iran aims for space, and more.

U.S. eco-activist sentenced, cougar walks 1,500 miles, EPA delays ozone rule, and more.

Humanity to hit 7 billion in 2011, U.S. unveils new mpg rules, Shark Week begins, and more.