Our leaders tell us that health care is a right, not a privilege. Congress should celebrate Medicare’s birthday by taking important steps to make that profound truth a reality.

Unvaccinated American workers are facing increasing pressure to get Covid-19 shots, as the country sees a dramatic rise in the number of government and private sector employers pushing inoculations for those who want to come to work.

Abrupt disruptions to Earth's climate thousands of years ago that caused extreme sea-level rise and mass ice cap melting can serve as an early warning system for today's planetary tipping points, according to new research. "Faced with that risk, we could...

Malware attacks across the globe now come at whirlwind speed.

The operator says the world-first reactor at Taishan is "under control" despite minor fuel rod damage.