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Nasa will send helicopter to Mars to test otherworldly flight

Nasa will send helicopter to Mars to test otherworldly flight

Science
Media playback is unsupported on your device Nasa is sending a helicopter to Mars, in the first test of a heavier-than-air aircraft on another planet.The Mars Helicopter will be bundled with the US space agency's Mars rover when it launches in 2020.Its design team spent more than four years shrinking a working helicopter to "the size of a softball" and cutting its weight to 1.8kg (4lbs).It is specifically designed to fly in the atmosphere of Mars, which is 100 times thinner than Earth's.Nasa describes the helicopter as a "heavier-than-air" aircraft because the other type - sometimes called an aerostat - are balloons and blimps. Soviet scientists dropped two balloons into the atmosphere of Venus in the 1980s. No aircraft has ever taken off from...
NASA plans to send mini-helicopter to Mars

NASA plans to send mini-helicopter to Mars

Technology
NASA plans to send a small, unmanned helicopter to Mars that could boost our understanding of the Red Planet. It is part of the US space agency's 2020 mission to place a next-generation rover on the Martian surface and will mark the first time such an aircraft will be used on another planet.Known as the Mars Helicopter, the remote-controlled device weighs less than four pounds (1.8kg) and its blades spin at almost 3,000rpm, roughly 10 times the rate employed by helicopters on Earth.NASA officials said the aircraft will reach the Red Planet's surface attached to the Mars 2020 rover that aims to carry out geological studies and ascertain the habitability of the Martian environment."NASA has a proud history of firsts," said NASA administrator Jim Bridenstine."The idea of a hel...

Eight Geopolitical Risks That Could Send Oil Prices Surging

Finance
[unable to retrieve full-text content]The geopolitical risk premium has taken center stage as one of the key drivers of oil prices in recent months, often trumping fundamentals to send prices soaring on concerns about where the next sudden oil supply disruption would come from. In recent weeks, a perfect storm of nearly erased global oil glut and Latest Articles in
North Korea to send another Olympic prep team to South Korea

North Korea to send another Olympic prep team to South Korea

World
SEOUL, South Korea, Jan. 21 (UPI) --North Korea plans to send another Olympic prep team to the South this week to make arrangements for hundreds of North Korean athletes, cheerleaders and reporters attending the Pyeongchang Winter Games next month.Seoul's Unification Ministry said Sunday that the North proposed a three-day visit of an eight-member advance team led by senior sports official Yun Yong-bok.Arriving on Thursday, the team would examine various venues including accommodation sites, the opening and closing ceremony stadium as well the sporting arenas, according to the plan.Seoul said it would review the proposal before responding to the North.This comes after North Korean officials tasked with arranging cultural concerts traveled to the South on Sunday, crossing the border to the ...
North Korea will send Olympic team to South as countries hold high-level talks

North Korea will send Olympic team to South as countries hold high-level talks

World
Officials from North Korea accepted South Korea's offer and will send athletes to next month's Winter Olympics as the two sides began long-anticipated talks on Tuesday. North Korea agreed to send athletes, officials and reporters to the games, as well as its cheerleading group and taekwondo demonstration athletes. South Korea proposed the two countries march together in the Opening Ceremonies, a point which will be further debated Tuesday afternoon. In their opening statement, South Korea mentioned further denuclearization talks between the two countries, but the point was not acknowledged by North Korean officials in early discussions. "In addition, we proposed resuming temporary reunions of families separated by war and holding inter-Korean Red Cross talks to discuss this," Chun Hae-s...