In 80 patients treated with a combination of hydroxychloroquine and azithromycin, clinical improvement was reported in all but one deceased 86-year-old patient and one 74-year-old still in intensive care, Trud wrote.

NASA specialists re-analyzed data from the Voyager 2" spacecraft, which flew off planet Uranus in 1986, and found that its atmosphere was leaking through a massive plasmoid, reported in. The Daily Mail.

Scientists report the first recorded heatwave in Antarctica, while also voicing their concerns that such phenomena could inflict long-term damage to animals, plants and ecosystems, DPA reported, citing a magazine publication. “Global Change Bayolugy.”

The sand is extremely suitable for the construction of castles and sculptures. To a large extent, the origin of the sand can be traced to the mountains. When water penetrates into cracks between the rocks and freezes, it causes erosion.

Specialists created an exoskeleton for the ankles that makes running easier and less tiring, reported in. The Daily Mail.

Black pine, yew and oak are among the trees that most efficiently purify the air from pollution due to automobile gases, reported in. The Daily Mail.

The National Library “St. Cyril and Methodius” (NBKM) shows humorous newspapers in a virtual exhibition. Humor and satire find a place as expressive means in the native press two decades after the appearance of the first Bulgarian periodicals - “Lyuslovie” magazine (1844) and “Bulgarian Eagle” newspaper (1846).