
Some 4,500 commercial flights have been canceled or rescheduled over the weekend worldwide as crews were affected by the Omicron variant of coronavirus, which left airlines short of staff to handle the sudden crisis.

The Government of Ecuador has decided to make vaccination against COVID-19 mandatory, except for people with a medical condition that renders the shot counterproductive, it was announced Thursday.

Brazilian football legend star Edson Arantes do Nascimento, better known as Pelé, has been released Thursday from the Albert Einstein Clinic in Sao Paulo after two weeks, in order to continue his treatment for colon tumor at home.

Chilean health authorities Thursday announced a fourth dose of COVID-19 vaccine is to be administered to people over 60 years old, while a survey has shown an overwhelming support for mandatory vaccination at workplaces.

A report released Wednesday has shown that life expectancy in the United States has dropped in a way unseen since World War II as a consequence of the spread of COVID-19.

The World Health Organization (WHO) has issued an emergency approval for the Novavax drug against COVID-19, which has thus become the 10th vaccine available in the fight against the rapidly spreading disease.

Chinese researchers have found a perfectly preserved dinosaur embryo. The egg was in all likelihood preserved by a sudden landslide that buried it, according to scientists. The discovery is also said to shed some light on the link between modern birds and dinosaurs.

Uruguay Tuesday became the fifth country to join the European Union's covid-19 certificate program. It is also South America's first.

US President Joseph Biden Tuesday said the new Omicron variant of SARS-Cov-2 was something we should all be concerned about, but it was nothing to panic for those fully vaccinated. ”If you got your booster shot, you’re highly protected,” he added.

Uruguayan COVID-19 expert Rafael Radi, a former coordinator of the Honorary Scientific Advisory Group (GACH), has said in an interview that eliminating the second PCR test for those arriving into his country was a “somewhat bold” measure he would have not recommended.