(CNN) – Walmart will require customers at all of its US stores to wear masks starting next week, making it the largest retailer to demand facial covers as coronavirus cases continue to rise. Other national chains made similar moves on Wednesday. Kroger, the parent company of Fred Meyer, and Kohl’s …

By Leonardo Benassatto | Reuters BRASILIA – Brazilian President Jair Bolsonaro again tested positive for coronavirus, he told reporters in Brasilia on Wednesday, suggesting he has not yet recovered from an infection first diagnosed last week. Since the virus was spread, the president has said he remains in good health …

Their biggest donor in the April-June fundraising quarter: Connecticut-based hedge fund manager Stephen Mandel, who donated $ 1 million to the group. Mandel is a Democratic donor who has supported the presidential candidacy of Democratic presidential candidate Joe Biden, according to presentations by the Federal Election Commission. Mandel did not …

LONDONDERRY, Vt. (WCAX) – A possible outbreak of coronavirus in southern Vermont makes hundreds of people wonder if they have been infected. Our Olivia Lyons has been following history. She was at two statewide emerging testing sites on Wednesday where people lined up for testing. The Londonderry test site collected …

A white dwarf star called SDSS J124043.01 + 671034.68 (SDSS J1240 + 6710) travels at 900,000 km / h (559,234 mph) through our Milky Way. It also has a particularly low mass for a white dwarf, only 40% of the mass of our Sun, which would be consistent with the …