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  When marine scientist Mustafa Asfur made a tiny storm in a box, he found a prospective solution to a long-standing riddle- Why bolts of lightning are brighter over the ocean compared to overland. Above 90 per cent of lightning bolts strike over the continents. However, the lightning that strikes the ocean can be far more intense. Rare super bolts, with flashes 100 or 1,000 times brighter and more powerful than a regular bolt, are much more likely to hit the ocean. The reason is debatable. Asfur, presently employed at the Ruppin Academic Center in Israel, had set out to probe how lightning bolts impact water chemistry. He found out that at least in the lab, lightning-like discharges are brighter over saltwater than over freshwater or soil. Click Here to Read Full Articel

  Throughout the 1950s, aircraft designers around the globe started developing a distinctive aircraft layout, named a tail-sitter. Dissimilar to the typical aeroplanes, tail sitting planes rested on their tails and utilized engine power only to raise off the ground before changing to vertical flight and coming back to land vertically once again on their tail. Despite the configuration, being technically difficult to develop, it would enable aircraft to function without runways, conventionally challenging how and where air forces could use their aircraft. In the early 1950s, French aerospace firm SNECMA (Société Nationale d’études et de construction de moteurs d’aviation) started developing wingless test rigs to establish the logic of the tail sitting idea. At the time, American companies were also creating tail sitting prototypes of their own, but SNECMA would take it a step further by designing a tail sitting aircraft featuring a highly unfamiliar cylindrical-shaped annular wing. ...

  As coronavirus vaccinations start in the US from Monday, many Americans may start feeling as if the country has become resilient in the fight against COVID-19. But Microsoft co-founder Bill Gates, who donates into medical research and vaccine programs through the Bill & Melinda Gates Foundation, still wants everyone to be cautious.  In a CNN show on Sunday, he said that the virus could still have an effect into 2022 and that the country won’t be closer to normal until the end of next summer. 2021 seems tough, according to him. “Well, sadly, the next four to six months could be the worst of the epidemic,” Gates told CNN host Jake Tapper, alerting that the IHME (Institute for Health Metrics and Evaluation at the University of Washington) anticipates over 200,000 more deaths in the US within that time period. Putting masks and physical distancing with other households could avert a major percentage of those deaths, he said. Click Here to Read Full Articel

  NASA will accumulate more samples and conduct experiments for the Moon as a base for future exploration NASA  has disclosed the priorities for the Artemis II mission, which will carry the first woman and the next man to the lunar surface. This involves bringing back 85 kilograms of lunar samples from the surface and sub-surface of the moon, 21 kilograms more than was previously gathered by the Apollo missions. The samples assembled could include traces of  water  and other chemicals, which could assist scientists to plan deeper for the mission. NASA also plans to found an Artemis base by the end of the decade, situated at the lunar south pole, as well as experimenting to figure out the source of the sun and our astronomical environment. Click Here to Read Full Articel

  NASA’s present fleet of spacesuits was built in 1974, each was reported to price between $15 million and $22 million, and today, that would be approximately $150 million. Having not built any new mission-ready extravehicular suits since then, NASA is running out of spacesuits. Rather, NASA is down to just four flight-ready EVA suits. Since 2009, NASA has invested above $200 million in spacesuit development, recently uncovering the Xemu prototype for its Artemis program, which intends to take humans back to the surface of the moon by 2024, with an objective to eventually go to Mars. We all are familiar with the scenario. Somebody has to go outside the space vehicle to do something heroic. Quite dangerous to imagine. Also need a suit, a spacesuit, and there's always a room full of racks of outer space-specific fashion and gear, just waiting. On it goes, out they go, mission usually accomplished heroically. Click here to read full article.

  YouTube is re-appointing crafted by content balance to more real people, Neal Mohan, YouTube's central item official, told the Financial Times.  Toward the beginning of the pandemic, YouTube needed to lessen the staff and remaining task at hand of in-office human arbitrators. So rather depending on that 10,000-man workforce, the organization gave more extensive substance balance capacity to computerized frameworks that are have the option to perceive recordings with destructive substance and eliminate them right away.  That prompted the expulsion of 11 million recordings among April and June, a higher number than expected. Nonetheless, YouTube's AI frameworks decided in favor of alert, which implied they eliminated more recordings that really disrupted no guidelines.  As per the FT, YouTube switched content control choices on 160,000 recordings. Typically, YouTube inverts its decisions on under 25 percent of offers; under AI control, half of the absolute number of ...