The remains of dozens of the extinct mammoth giants and other prehistoric creatures skeletons have been found in Zumpango on the northern edge of Mexico City, which sits on an ancient lake bed and where a new airport was to be built.
The United States has revoked visas for more than 1,000 Chinese nationals under a May 29 presidential proclamation to suspend entry from China of students and researchers deemed security risks, a State Department spokeswoman said on Wednesday.
Britain on Wednesday readied to intentionally breach its EU divorce treaty with new legislation that critics warned would undermine its global standing and any hopes for an orderly exit out of the world's biggest single market.
Young adults with underlying conditions such as morbid obesity, diabetes, and hypertension are at the highest risk of being placed on a ventilator or dying from Covid-19, according to a study of 3,000 hospitalized patients aged 18 to 34.
Brazil’s supermarkets are “committed” to lowering the prices of basic foodstuffs, President Jair Bolsonaro said on Wednesday, hours after the Justice Ministry said it would ask supermarkets to explain recent price increases for some products.
Amazon Inc said on Wednesday former National Security Agency chief Keith Alexander has joined the e-commerce giant's board.
AstraZeneca has paused a late-stage trial of one of the leading COVID-19 vaccine candidates after a suspected serious adverse reaction in a study participant, health news website Stat News reported on Tuesday.
Argentina's credit rating was lifted up from default 'SD' to 'CCC+' with a stable outlook after the country concluded restructuring its foreign currency debt, S&P Global Ratings said in a statement on Monday.
Brazil's acting Health Minister Eduardo Pazuello said on Tuesday that a Covid-19 vaccine would be rolled out for all Brazilians in January 2021.
By Hanane Hadj-Moussa and Kenneth B Storey, Carleton University, Canada – Humans are a picky species. We are happiest in a near-constant environment and experience severe and often fatal injuries if our core temperature falls below 25 C or if the oxygen content of the air drops below 10%. Many other species, however, live in almost constant change.