Invasive mussels cause billions of dollars in damage to water infrastructure annually and threaten aquatic ecosystems.

Texas, says affected Texans are owed an investigation into what went wrong with evacuating flooded areas and how it can be ...

Leaders of the BRICS group of emerging economies meeting for their annual summit had hoped to downplay any differences with ...

Search efforts continue for the dozens of people still missing after Friday's floods, as questions swirl over what went wrong ...

The president of one of Lima's largest parent-teacher associations says at least 1,000 schools in the Peruvian capital are ...

Dozens are dead following flash flooding in Texas, including some at Camp Mystic. NPR speaks with Lauren Garcia about the ...

President Trump posted letters to Japanese and South Korean leaders on social media, informing them he plans to impose 25% ...

The venture, privately funded to start, is now run by the University of Arizona. And today, scientists there are quietly ...

Health Secretary RFK Jr. has said vegetable oils, like canola and soybean, are 'poisoning Americans.' But many researchers ...

Far more families are choosing to have fewer — or no — children. Many countries, including the U.S., now face a rapidly aging ...

The city of Aspen hosted its annual, old-fashioned Fourth of July parade on Friday as President Donald Trump signed the “big, ...

As searchers continue to look for victims in the deadly flash flooding in Texas, officials are answering questions about the ...