The next-generation hypersonic missiles that Russia, China and the U.S. are developing do pose a significant threat to national and global security.

"While other high-income countries saw their life expectancy increase in 2021, recovering about half of their losses, U.S. life expectancy continued to fall," said Dr. Steven Woolf, co-author of the new study.

Organizers of the "Coal Baron Blockade" protest which targeted right-wing Democratic Sen. Joe Manchin's coal empire Saturday afternoon reported that state police almost immediately began arresting campaigners who assembled in Grant Town, West Virginia.

I rarely disagree with Paul Krugman’s columns, but every now and then he does say something that I have to issue with. In a column last month, Krugman complained about the enormous costs associated with China’s zero Covid policy.

The United States is nearing 1 million deaths from covid — an almost incomprehensible number of lives lost that few thought possible when the pandemic began. Pennsylvania’s Mifflin County offers a snapshot into how one hard-hit community, with over 300 dead, is coping.

Those who initiate wars often begin with an overly optimistic assumption that the fighting will be quick, controllable and that casualties will be low. When many bodies start coming home or are left on the battlefield, it is a sign that the war is none of those things.

Our research has found that once these type of leaders start repressing their own citizens at home or initiating conflicts abroad, there are few good ways to stop them.

Shocking images from Bucha and elsewhere in Ukraine revealed what many suspected, that Russian soldiers were apparently committing war crimes.

Yuko Sato, an associate professor of veterinary medicine who works with poultry producers, explains why so many birds are getting sick and whether the outbreak threatens human health.

As progressives in Congress cast attention on Medicare for All legislation this week, research published Thursday highlighted that Americans are frustrated and struggling due to the for-profit U.S. healthcare system.

Among the events sparking concern was "freakish warming at Earth's South Pole" including "a mind-blowing" above-average reading at a research station.

CEOs can't stop bragging on corporate earnings calls about jacking up prices on consumers to keep their profits soaring

Sprawling 5.5 million square kilometres, the Amazon rainforest is the largest of its kind and home to about one in ten of all known species.

Aristotle was one of the first to divide systems into those ruled by one, those ruled by a few and those ruled by many.

The main driver of this latest surge is the more infectious BA.2 sub-lineage of the omicron variant, which has been becoming more common ever since Christmas.

Even before the Russian military machine entered Ukrainian territory on February 24, the potential threat of escalation to a nuclear conflict had been raised.

Across North, Central and South America, and parts of the Caribbean, only 63% of the public expressed support for democracy in 2021. 

Global warming doesn’t stop on a dime. If people everywhere stopped burning fossil fuels tomorrow, stored heat would still continue to warm the atmosphere.

Using lake sediment in the Tibetan Plateau, researchers show that permafrost at high elevations is more vulnerable than arctic permafrost under projected future climate conditions.

Government funding cuts to key pandemic programs forced by GOP opposition arrive as progressives in Congress renew their push for Medicare for All.

Studies do show tornadoes getting more frequent, more intense and more likely to come in swarms. The most intense and longest-lasting tornadoes tend to come from what are known as supercells

Russia’s descent into repression under Vladimir Putin reached a tipping point with his decision to invade Ukraine. During this full-scale, unlawful military invasion, he has threatened any country trying to intervene with harsh consequences, which some worry may involve nuclear weapons.

Reporters have documented dehumanizing treatment against international students from Africa, South Asia and the Middle East in Ukraine.