Catholic bishops sued the Trump administration on Tuesday over its abrupt halt to funding of refugee resettlement, calling the action unlawful and harmful to newly arrived refugees and to the ...

Measles is spreading across the U.S., with an outbreak growing in Texas and cases reported in nearby states. Experts explain ...

Cleaner, more pure water backscatters light in the blue range, which makes it look blue. One famous example is Crater Lake in Oregon, which lies in a volcanic crater and is fed by rain and snow, ...

More than two weeks after a helicopter and airplane collision over Washington killed 67 people, investigators have completed ...

Longtime Houstonians -- including people who were born here -- explain their abiding love for this mystifying city.