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Use of CT scans in the U.S. has more than tripled in less than two decades. Despite the medical benefits, these scans emit a significant amount of radiation. A new study estimates that 29,000 future cancers could be related to CT scans performed in the U.S. in 2007.

Use of CT scans in the U.S. has more than tripled in less than two decades. Despite the medical benefits, these scans emit a significant amount of radiation. A new study estimates that 29,000 future cancers could be related to CT scans performed in the U.S. in 2007.

Egypt uses more Nile River water than any other country, citing colonial-era agreements as proof of entitlement. But upstream, Ethiopia has begun asserting its rights and has visions of harnessing the river to produce more electricity and irrigation.

There are more ways than ever to watch TV programs on the Internet, from Netflix and Amazon to Hulu. But many viewers discover that watching TV on the Web can be frustrating, as their favorite show might suddenly stop and stutter, the victim of a lack of bandwidth.

Blowback from companies and institutions was fierce after North Carolina passed transgender bathroom restrictions. But states haven't felt as much heat after several bills easily passed.

A former law clerk who had a bad experience on the job is now trying to share information about judges to help others from suffering the same fate.

Tim Walz is the main event, but former President Bill Clinton, former House Speaker Nancy Pelosi and Transportation Secretary Pete Buttigieg are also speaking in Chicago on Wednesday.

The planned spacewalk — a first for a private mission — will rely on simply opening the spacecraft’s hatch.

In a peaceful protest in Milwaukee, progressive activists tried to send the Republican Party a message of resistance to a potential second Trump presidency.

The Russian leader had a busy week, one that saw him exude confidence about Russia's military and economic resilience as Ukraine has increasingly struggled on the battlefield.