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Despite its fishy name, the bacterium salmonella has no connection to the underwater creature.

The Department of Health and Human Services says it will require new vaccines to be tested against a placebo, which could complicate and delay Food and Drug Administration approval of many vaccines.

The huge amphibians "will literally just feed on anything that fits into their mouth" — including turtle hatchlings. Clearing thousands of frogs from ponds helped other species stage a comeback.

The beloved New York-style bagel maker pauses farmers market sales after a viral video sparks demand, with plans to open a dedicated storefront this summer.

It plays a big role in deciding which vaccines kids and adults get routinely, what's covered by insurance and which shots are made available free to low-income kids.

Kosmos 482 rocketed into space in 1972 on a quest to reach Venus, but its journey was scuttled by an apparent engine malfunction.

At the World Health Assembly, 193 member nations voted to adopt a treat calling for better preventive measures and global cooperation. But there are still details to hash out.

More than 200 wildfires are raging across Canada, sending a thick blanket of choking smoke through the U.S. Midwest. Experts says climate change means U.S. residents better get used to it.

The annual Eta Aquarid meteor shower is set to peak early on May 6 and will be viewable in the dark predawn skies.

Microsoft has announced that the pioneering online video calling service that's been around for more than two decades will go offline on Monday.