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Airmen and civilians at Dover Air Force Base ready a shipment of ammunition, weapons and other equipment bound for Ukraine in late January.

Tensions between Moscow and the West are escalating further after the United States and Germany said they are sending advanced heavy-duty weapons to aid Ukraine in its defense against Russia’s invasion. Read more»

Airmen and civilians at Dover Air Force Base ready a shipment of ammunition, weapons and other equipment bound for Ukraine in late January.

The shelling of Ukrainian cities intensified on Monday as Ukraine and Russia exchanged accusations about war crimes and blamed each other for starting a war that has brought the world to the brink of a global catastrophe. Read more»

Climate activists protest at COP 26 on Wednesday, Nov. 3, 2021.

Crucial talks in Glasgow to rein in climate change entered the final stretch on Monday after a weekend of protests where activists criticized the conference as a failure because world leaders aren't taking global warming seriously enough. Read more»

The trees of a redwood forest on Aptos Creek Trail in the Forest of Nisene Marks State Park in Santa Cruz County, California. The 10,000-acre park boasts over 40 miles of hiking trails of varying difficulty and the epicenter of the 1989 Loma Prieta earthquake, also reachable by an easy hike.

On the second day of a major United Nations climate change conference in Glasgow, world leaders pledged to end deforestation by 2030 and U.S. President Joe Biden pushed to make the United States a leader on reducing methane emissions and halting global warming. Read more»

Richer countries argue that booster shots are needed to protect people from the more contagious Delta strain.

With much of the world still unvaccinated, the World Health Organization said it is immoral for richer countries to start offering COVID-19 booster shots to their populations. - the same day that the United States said it will recommend booster vaccine shots against declining immunity. Read more»

While frustration is high with policies to force all adults to get vaccinated in richer countries, protests in poorer countries make for a far more dangerous cocktail of unrest.

The coronavirus pandemic is entering an unruly and violent phase as protests against mandatory vaccines break out in vaccine-rich Western countries and anger mounts in poorer countries where vaccines are only trickling in. Read more»

Scientists believe this new strain is 2.5 times more contagious than the first strain that emerged in China in 2019.

The head of the World Health Organization on Friday warned the highly contagious Delta strain of the coronavirus - which first emerged in India last October and has since been found in Arizona - poses a serious risk, prompting new travel restrictions and raising alarms around the world. Read more»

Experts with the United Nations’ health agency said the novel coronavirus likely will become endemic even with the advent of vaccines. They also said humanity needs to prepare for the possibility of an even worse future pandemic. Read more»

In this file photo from March, international travelers wait to pass through customs at Dulles International Airport in Northern Virginia.

The American accent will be missing among the flocks of travelers this summer in Europe. EU leaders said travelers from the United States will be barred from entering the EU until the U.S. manages to contain its coronavirus outbreak. Read more»